- Immobilization of Biocatalysts: Why, What and How? TU Delft Course on Biocatalysis, Delft, 17-20 April 2023
- Green Chemistry and Biocatalysis: Engineering a Sustainable Future. International Workshop on Sustainable Chemistry, Cartagena, Spain, May 8-11, 2021
- Enzyme Immobilizatiob: Why, What and How. Lecture at the TUDelft Advanced Course on Biocatalysis, Delft, April 5-9 2022
- Green Chemistry & Biocatalysis: Engineering a Sustainable Future. ESAB/SusChem Webinar 29 April 2021
- Webinar "Engineering a Sustainable Economy with Green Chemistry & Biocatalysis" EuChem Sustainable Chemistry Lecture Series: University of Antwerp, 21 June 2021
- Green & Sustainable Biocatalysis in Ionic Liquids. IberoAmerican Meeting on Ionic Liquids (IMIL) Chile Webinar 7 October 2021
- Webinar "What is biocatalysis and what are its benefits for industry and the environment" 7th Biennial CSIR Conference on The Significance of Biocatalysis in the 4th Industrial Revolution
- "Metrics of Green Chemistry: The E factor", Master Class for High School Chemistry Teachers, Delft, 21 February.
- Invited Lecture, "Biocatalysis & Biomass Conversion: Enabling a Circular Economy" Invited Lecture, Royal Society Discussion Meeting, "Science enabling a circular economy", Royal Society, London, 24-25 June.
- Plenary Lecture " Engineering Sustainable Organic Synthesis with Green Chemistry & Biocatalysis", Frank Warren Conference on Organic Chemistry, Drakensburg, South Africa, July 7-11, 2019
- Plenary Lecture, "Green Chemistry & Biocatalysis: Engineering a Sustainable Future", Plenary Lecture, European Confernce on Green & Sustainable Chemistry, EUGSC-4, Tarragona, Spain, 22-25 September, 2019
- Invited Lecture, "Industrial Catalytic Oxidations in a Bio-based Economy", Invited Lecture at the Xiangshan Science Conference on Oxidation of Organic Chemicals in Industry, Beijing, China, 26-27 November, 2019
- Invited Lecture, " E factors, Green Chemistry and Biocatalysis", Syntax Workshop, University of Mainz, 7-9 August, 2018.
- Plenary Lecture, "Engineering a more Sustainable Future with Green Chemistry and Biocatalysis", 1st Brazilian Symposium on Sustainable Chemistry, Sao Pedro, Brazil, 1-3 October 2018.
- Plenary Lecture, “E factors, Green Chemistry & Biocatalysis: Shaping a Sustainable Future”, Centre for Sustainable Chemical Technologies, Summer Showcase, U. Bath, 25 June 2018.
- Invited Lecture, “Application of Magnetic Glucoamylase Cross-Linked Enzyme Aggregates(CLEAs) in Starch Processing”, UK Catalysis Conference , Loughborough, January 4-6, 2017.
- Plenary Lecture, “Engineering a Sustainable Future with Green Chemistry & Catalysis”, International Symposium on Green Chemistry and Catalysis, La Rochelle, France, 16-19 May, 2017.
- Plenary Lecture, “Metrics of Green Chemistry Green Chemistry & Engineering Conference, ACS Green Chemistry Institute, Reston, VA, USA, 13-15 June , 2017
- Plenary Lecture, “Engineering a Sustainable Future with Green Chemistry and Catalysis”, Silk Road Forum on Green Chemistry, Lanzhou, China, 15-16 July, 2017.
- Invited lecture, “Metrics of Green Chemistry & Sustainability: Past, Present & Future” Scientific Importance of R&D in Pharmaceutical Industry, Milan, 11-14 September,
- Invited lecture, “Engineering a Sustainable Future with Green Chemistry and Catalysis”, Henan Normal University, Xinxiang, 20 September 2017.
- Invited lecture, “Engineering a Sustainable Future with Green Chemistry and Catalysis”, City University of Hong Kong, 27 September 2017.
- Invited lecture,"Green Chemistry, Biocatalysis and Biorenewables" at the Expert Group Meeting on Green/Sustainable Chemistry Applications in Industrial Production Processes involving Toxic Chemicals, The Hague, 15 April, 2016
- Invited Lecture, “Enzyme Immobilization; Why, What and How” Advanced Course on Biocatalysis, Delft University of Technology, 4 April, 2016.
- Plenary lecture, “Paving a more Sustainable Future through Green Chemistry and Catalysis”, at the Magna Conference celebrating the 100th Anniversary of the Brazilian Academy of Sciences: “A Century of Science; Paving a Better Future”, Rio de Janeiro, 4-6 May, 2016.
- Invited lecture, “Engineering a Sustainable Future with Green Chemistry and (Bio)catalysis” Meeting of the OXIOSCR Consortium, Oxford, 21 September 2016.
- Invited Lecture, "Biocatalysis and Biomass Conversion in Ionic Liquids" at the ACS Meeting in Denver, 22 March, 2015
- Plenary Lecture, “Green Chemistry, Sustainability and the Bio-based Economy” at the 75th Anniversary Conference, Koninklijke Vlaamse Chemische Vereniging, (KVCV) Ghent, 18 April, 2015
- Invited lecture, “The Role of Catalysis and Green Chemistry in a Bio-based Economy”, at the Conference "Catalysis Making the World a Better Place", the Royal Society, Chichelly Hall, 10-11 June, 2015.
- Invited lecture, “Engineering a more Sustainable World through Catalysis and Green Chemistry”, Inaugural Seminar by Election to Fellow of the Royal Society, London, 9 July, 2015.
- Invited lecture, “The Role of Catalysis in Sustainable Conversion of Biomass: the Biocatalysis Perspective, at the Symposium “Integration and Synergy between Biocatalysis and Chemical Catalysis for Biorenewable Conversions”, Utrecht University, 16 July, 2015.
- Invited lecture, “Green Chemistry, Sustainability and the Bio-based Economy” at the the 40th anniversary Conference of the Institute of Catalysis and Petrochemistry (ICP), 15 October, 2015.
- Invited lecture, “Cross-Linked Enzyme Aggregates (CLEAs) as Industrial Biocatalysts”, at the Catalysis Society of South Africa (CATSA) Annual Meeting, Kleinmond, South Africa, 15-18 November, 2015.
- Plenary lecture, “Engineering a Better World through Green Chemistry and Catalysis”, at the South African Chemical Institute (SACI) Annual Meeting, Durban, 29 November-4 December, 2015.
- Invited lecture "Clean and Sustainable Organic Synthesis" OxIOSCR Workshop on Biocatalytic, Clean and Sustainable Transformations, Oxford 22 January, 2014
- Invited Lecture “Green Chemistry & Biocatalysis for a Biobased Economy”, University of Witwatersrand, Johannesburg,
- Invited Voyage a Mars Lecture, Givaudan, Zurich, 8 May 2014
- " Valorisation of Waste Biomass for Sustainable Chemicals Manufacture" Gordon Research Conference on Green Chemistry, Hong Kong, 27 July - 4 August, 2014
- Invited Lecture "Biocatalysis in Ionic Liquids: Past, Present and Future" EUCHEM 2014 Conference on Molten Salts and Ionic Liquids. Tallinn, 6-11 July 2014
- Invited Lecture, "Green Chemistry, E factors and Catalysis", at the Symrise St. Niclas Symposium, Holzminden, Germany, 9 December 2014
- "Sustainability Metrics of Biomass Valorisation", UBIOCHEM Workshop on Metrics of Biomass Valorisation, Palermo, 24-25 January, 2013
- "Fundamentals of Green Chemistry & Sustainability" IBERO International Sustainability Congress, Mexico City, 22-25 April, 2013.
- Invited Lecture, Workshop on Green Chemistry, ChemSpecEurope, Munich, 5-6 June, 2013
- Plenary Lecture "Green and Sustainable Chemistry: Methods & Metrics", EuCheMS Conference on Chemistry and the Environment, Barcelona, June 25-28, 2013
- Invited Lecture “Green Bio-based Solutions for a Sustainable Economy”, 6th International Conference on Greenand Sustainable Chemistry, GSC-6, Nottingham , 4-7 August, 2013
- Plenary Lecture “Towards Concise Sustainability Metrics for Biomass Conversion to Commodity Chemicals”, 4th International Workshop on Utilisation of Biomass for Sustainable Fuels and Chemicals, UBIOCHEM IV, Valencia, Spain, 14-16 October, 2013
- Plenary Lecture “Green Bio-based Solutions for a Sustainable Economy”, Industrial Green Chemistry World Conference, IGCW 2013, Mumbai, 6-8 December 2013.
- Invited Lecture “The E factor at 21”, Industrial Green Chemistry World Conference, IGCW 2013, Mumbai, 6-8 December 2013.
- Invited Lecture “Green Catalytic Oxidations”, Industrial Green Chemistry World Conference, IGCW 2013, Mumbai, 6-8 December 2013.
- Invited Lecture “Introduction to the E factor” Industrial Green Chemistry World Conference, IGCW 2013, Mumbai, 6-8 December 2013.
- Invited Lecture “Green Chemistry, Catalysis & Waste Valorisation:The New Frontier”, UK Catalysis Hub Meeting, Oxford, 10-11 December, 2013
- Utilisation of Biomass for Sustainable Fuels and Chemicals:Molecules, Methods & Metrics" i- SUP 2012 Conference, Bruges, 6-9 May, 2012
- "Sustainable Valorisation of Waste Biomass: the New Frontier", 4th International IUPAC Conference on Green Chemistry, Foz do Iguaçu ( Brazil), 25 - 29 August, 2012
- "Sustainability of Biomass Valorization: Methods, Molecules and Metrics", UBIOCHEM III Conference, Thessaloniki, 1-3 November 2012
- "Green chemistry & benign by design: fundamental concepts in sustainability", EDT-CHIM ‘Green chemistry‘ Conference, Louvain-la-Neuve, 15 November 2012
- "From fossil fuel to sustainable energy and chemicals", COST Science Night, Brussels, 4 december 2012
- "Green Chemistry, White Biotechnology and Chemicals Manufacture : Benign by Design", Frontiers in Biotechnology, Delft, June21, 2011
- "Green Chemistry & White Biotechnology: The Road to Sustainability",Bracco Workshop on Green Chemistry, Turin, Italy, June 23, 2011
- "On Green Chemistry, Catalysis & Organic Synthesis" BMOS Conference 2011, Brasilia, 1-5 September, 2011
- "Utilisation of Biomass for Sustainable Chemicals and Fuels" Conference on Materials & Technologies for Green Chemistry, Tallinn, September 5-9, 2011
- "Green Chemistry and Benign by Design: Fundamental Concepts" Ticinum Pharma Research Centre, Novara (Italy), September 27, 2011
- Biocatalysis, Green Chemistry änd Enzyme Immobilization"International Conference on Enzyme Science and Technology (ICEST 2011), Kusadasi, Turkey, October 31- November 4, 2011.
- "Green and Sustainable Chemistry: Advances and Trends" International Symposium on Green Chemistry, Seoul, Korea, 10 November, 2011
- "Fundamentals of Green Chemistry: Efficiency in Reaction Design" Industrial Green Chemistry World Symposium, Mumbai, India, 5-7 december, 2011
- “Cross-Linked Enzyme Aggregates (CLEAs) as Industrial Biocatalysts”, Novel Enzymes Conference, Exeter (UK), April 14-17, 2010
- “Metrics of Green and Sustainable Conversion of Biomass to Fuels & Chemicals", COST Catalysis Workshop on "Catalysis for the production of transportation fuels and chemicals: challenges and opportunities" Ostende, Belgium, April 26-28, 2010
- “Green Metrics of Biomass Conversion to Chemicals and Fuels”, COST Action CM0903 (UBIOCHEM) Meeting, Cordoba (Spain), May 13-15, 2010
- “Cross-Linked Enzyme Aggregates (CLEAs) as Industrial Biocatalysts”, XXII Iberoamerican Congress on Catalysis (XXII CICAT), Santiago (Chile)September 5 to 10, 2010.
- "Improving Biotransformations by Medium & Biocatalyst Engineering" BioNoCo Summer School, Aachen, 15-17 September, 2010
- "Biocatalysis & Green Chemistry in the Pharmaceuticals and Fine Chemical Industries", Symposium on Green Chemistry in the Pharmaceutical and Fine chemical Industries, Boston, September 29-October 1, 2010
- "Cross-Linked Enzyme Aggregates as Industrial Biocatalysts" SCI Symposium on "Biocatalysis: Challenges for Pharmaceuticals & Fine Chemicals", London, October 14, 2010
- "On Catalysis, Green Chemistry and Sustainability", RSC 2010 Green Chemistry Award Lecture, RSC Environmental, Sustainability and Energy Division Awards Symposium, University of Bath, 12 November, 2010
- “Engineering Biotransformations in Ionic Liquids” Plenary Lecture, ERC Conference on Trends in Bioseparation, Inha University, Incheon, Korea, February 6, 2009
- “New Vistas in Biocatalysis: Green Chemistry meets White Biotechnology” Plenary Lecture, The 4th International Conference on Green and Sustainable Chemistry (GSC-4) & 2nd Asian-Oceanian Conference on Green and Sustainable Chemistry (AOC-2), Beijing, China, August 20-24 2009
- “Catalysis, green chemistry and fine chemicals: bridging the gap”, Keynote Lecture, Europacat IX, Salamanca, Spain, August 30-September 4
- “Green Chemistry, Catalysis & Organic Synthesis: Bridging the Gap”, Invited lecture, Organic Chemistry Autumn Meeting, Oslo, Norway,16 October, 2009
- “Biocatalysis in Ionic Liquids” Invited Lecture, 10th anniversary, QUILL, Belfast, March 31, 2009
- “Biocatalytic and chemoenzymatic cascade processes for green organic synthesis” Plenary Lecture, The Second International Symposium on Chemistry of Concerto Catalysis, Tokyo, Japan, 18-19 April 2008
- “Cross-linked enzyme aggregates (CLEAs): Recyclable catalysts for industrial biotransformations” Plenary Lecture, Industrial Biotransformations. Designer enzymes for a new era San Francisco, USA, 24-25 April 2008
- “Catalysis, green chemistry & sustainability: challenges & opportunities” Plenary Lecture, North East Symposium on Catalysis Enabled Synthetic Methodology for Pharmaceutical and Fine Chemicals, Newcastle, UK, 1 July 2008
- “Biocatalysis for the synthesis of pure enantiomers” Plenary Lecture, 20th Int. Symposium on Chirality, ISCD-20, Geneva, Zwitserland, 6-9 July 2008,
- “Activation of dioxygen and homogeneous catalytic oxidation: Retrospect and prospect” Plenary Lecture, ADHOC 2008, Activation of dioxygen and homogeneous catalytic oxidation, Venice, Italy, 20-25 July 2008
- “Cross-linked enzyme aggregates (CLEAs): stable and recyclable catalysts for biotransformations” Plenary Lecture, International Enzyme Engineering Symposium, 1-5 October 2008, Kusadasi, Turkey
- “Biocatalysis and organic synthesis: when green chemistry met white biotechnology” Plenary Lecture, Selchem conference, Sigtuna, Sweden, 20-21 November 2008
- “Green chemistry for the sustainable utilisation of biomass” Invited Lecture, Fourth International Conference on Renewable Resources and Biorefineries, Rotterdam, 1-4 June 2008
- “New vistas in biocatalysis and green chemistry” Invited Lecture, Gordon Research Conference on Green Chemistry, Lewiston, Maine, USA, 3-8 August 2008
- “Catalysis, green chemistry and sustainability : quo vadis? Plenary Lecture, 1st Asian/Oceanian Conference on Green and Sustainable Chemistry, Tokyo, Japan, March 6-9, 2007.
- “Designing biotransformations in ionic liquids” Plenary Lecture, International Conference on Ionic Liquids, COIL-2, Yokohama, Japan, August 5-10, 2007.
- “Biocatalysis for the synthesis of pure enantiomers”, Plenary Lecture, Advances in Organic Chemistry Conference, Smolenice, Slovak Republic, September 16-20, 2007.
- “Catalysis, green chemistry and sustainability : challenges and opportunities” Plenary Lecture, COST Action D40 kick-Off Meeting and Workshop, Dublin, Ireland, May 20-22, 2007.
- “Green catalytic oxidations with oxidases and peroxidases” Invited Lecture, 234th ACS National Meeting, Boston, USA, Catalysis and Surface Science Section, August 19-23, 2007.
- “Cross-linked enzyme aggregates (CLEAs) : effective catalysts for biotransformations”, Invited Lecture, 13th European Congress on Biotechnology, Barcelona, 16-19 September, 2007.
- “Cross-linkedenzyme aggregates (CLEAs) : stable and recyclable catalysts for industrial applications” Invited Lecture, CoEBio3 1st Annual Conference, Manchester, UK, September 26-27, 2007
- “Biocatalytic processes : advantages and limitations”, Invited Lecture, Pharmaceutical Process Chemistry Conference, London, November 28-30,2007.
- “Multistep synthesis via biocatalytic and chemoenzymatic cascade processes: emulating the cell factory” , Plenary lecture, MECP06, Graz, Austria, 18-21 April, 2006
- “Combining Bio- and Chemocatalysis in Catalytic Cascade Processes” , Plenary lecture, Gratama workshop, Osaka , Japan, 19-21 October, 2006
- “Green chemistry and catalysis: the key to sustainability’ , Invited lecture, Int. Symposium for the 30th Anniversary of KRICT, Seoul, Korea, 25-31 August, 2006
- “Multistep catalytic cascade processes for sustainable organic synthesis” , Invited lecture, 1st European Chemistry Congress, Budapest, Hungary, 27-31 August, 2006
- “Catalysis and green chemistry: the key to sustainability” Keynote lecture, IUPAC International Conference on Green Chemistry, Dresden, 10-15 September 2006
- “Green, chemo- and biocatalytic oxidation of alcohols” , Invited lecture, The Netherlands-Japan Catalysis Seminar “Catalysis Technology for Green and Sustainable Chemistry”, Sophia University, Japan, 17 October, 2006
- “Biocatalytic oxygen insertion using haloperoxidases” , Invited lecture, Green Chemistry Symposium, Lund, Sweden, 8-10 November, 2006
- “Combining bio- and chemocatalysis in catalytic cascade processes” Invited lecture, 4th Asia Pacific Congress on Catalysis, Singapore, 6-8 December 2006
- “Catalytic oxidations mediated by metal ions and nitroxyl radicals,invited lecture” , Plenary lecture, ADHOC 2005, Cologne, 25-29 July, 2005
- “Green chemistry and catalysis for sustainable organic synthesis” Plenary lecture, 7th Int. Symposium on Green Chemistry (7th ISGCC’2005), Zhuhai, China, 23-26 May, 2005
- “Combining organometallic catalysis and biocatalysis in catalytic cascade processes” , Plenary(EuCheMS) lecture, XVIth FECHEM Conference on Organometallic Chemistry, Budapest, Hungary, 3-8 September, 2005
- “Green chemistry and catalysis for the sustainable production of specialty chemicals”, Invited lecture, The Second Mitsui Chemicals International Symposium on Catalysis Science (MICS2005), Kisarazu, Chiba Prefecture, Japan, 22-23 March, 2005
- “Cross-linked enzyme aggregates (CLEAs): novel and effective immobilization of enzymes” , Invited lecture, Conference on Knowledge-based Materials and Technologies for Sustainable Chemistry (MTSC), Tallinn, Estonia, 1-5 June, 2005
- “Green chemistry and catalysis for the production of flavours & fragrances” Invited lecture, Perfume & Flavour Conference, Nice, 17 June, 2005
- “The role of catalysis in fine chemicals & specialty synthesis” , Invited lecture, 8th Italian Seminar on Catalysis, Pallanza, Italy, 19-24 June, 2005
- “Green chemistry and catalysis in organic synthesis” , Invited lecture, 2nd International Conference on Green and Sustainable Chemistry, Washington, USA, 20-24 June, 2005
- “Chemistry at the edge: chemoenzymatic cascades and biphasic catalysis” Invited lecture, 12th Symposium on Relations between Homogeneous and Heterogeneous Catalysis - ISHHC12, Florence , July 18-22, 2005
- “Recent advances in green catalytic oxidations of alcohols” Invited lecture, International Symposium Recent Advances in Catalysis, RAC-2005, Rennes, France, 5-9 September, 2005
- “Biocatalytic methodologies for the synthesis of pure enantiomer” ,s Invited lecture, Industrial Biocatalysis in Pharmacy and Fine Chemistry, Nimes, 9 September, 2005
- “Catalysis in nonconventional media for sustainable organic synthesis NATO ASI” , Invited lecture, New methodologies and techniques in organic chemistry: sustainable development in a secure environment (NeMeTOC), Certosa di Pontignano (Siena), Italy, 14-23 October, 2005
- “Biocatalytic, chemocatalytic and chemoenzymatic methods for the synthesis of pure enantiomers” Invited lecture, Vth VUFB conference on Modern methods in synthesis and analysis of active pharmaceutical substances, Prague, Czech Republic, 23-24 November 2005
- “Green, chemo- and biocatalytic oxidations of alcohols”, Keynote lecture, Catalysis and Biocatalysis in Green Chemistry, Cambridge, UK, 11-13 December, 2005
- “Biocatalytic Transformations for the Synthesis of Pure Enantiomers” Invited lecture, Symposium on Separation, Purification and Analysis in Drug Discovery,Goteborg, Sweden, 20-23 June 2004
- “New Vistas in Catalytic Oxidations: Nitroxyl radicals as oxidation catalysts” , Invited lecture, COFEM 2004, Venice, 23-26 June 2004 “Cross-Linked Enzyme Aggregrates(CLEAs): a Novel and Effective Immobilization of Enzymes” Invited lecture, ProtStab 2004, Bratislava, Slowakia
- “Catalytic Oxidations Mediated by Metal Ions and N-Oxy Radicals” , Keynote lecture, 14th International Symposium on Homogeneous Catalysis, Munich, Germany, 5-9 July, 2004
- “Green Chemistry and Catalysis : Chemo or Bio?” , Invited lecture, Gordon Conference on Biocatalysis, Meriden, USA, 11-16 July, 2004
- “Sustainable catalytic conversions in water and supercritical carbon dioxide” , Invited lecture, International Symposium on Innovative Reaction Fields: Towards Sustainable Chemical Processes, Tokyo, Japan, 13-14 September, 2004
- “Green solvents for organic synthesis: state of the art” , Invited lecture, Green Solvents for Synthesis, Bruchsal, Germany, 3-6 October 2004
- “Green chemistry and catalysis for sustainable organic synthesis” Invited lecture, Trends in Organic Chemistry, Lund, Sweden, 3 December, 2004
- “Green chemistry and catalysis for sustainable organic synthesis” , Plenary lecture, 19th RASI Organic Conference, Lorne, Australia, 6-11 July, 2003
- “Novel enzymatic methods for the synthesis of pure enantiomers”, Plenary lecture, 1st Annual Bio/Chemtek Science and Technology Conference, CSIR, South Africa, 15 August, 2003
- “Green chemistry and catalysis for sustainable organic synthesis” Keynote lecture, The first international conference on green & sustainable chemistry, GSC Tokyo 2003, Tokyo, Japan, 13-15 March, 2003
- “Novel enzymatic methods for the synthesis of chiral molecules” , Invited lecture, Chiral Europe 2003, London, U.K., 12-14 May, 2003
- “Biocatalysis in ionic liquids” , Invited lecture, Workshop Pro-Bio Faraday Partnership on “Novel solvent systems for biocatalytic manufacturing processes”, Manchester, U.K., 3 June, 2003
- “Cross-Linked Enzyme Aggregates (CLEAs): a novel and effective immobilization of enzymes” , Invited lecture, Workshop Pro-Bio Faraday, Manchester, U.K., 5 November, 2003
- “Biocatalysis in ionic liquids: state of the art and future prospects” Invited lecture, Novartis Foundation/Royal Society discussion meeting, London, UK, 5 December, 2003
- “Catalytic aerobic oxidations of alcohols: scope and mechanism” , Plenary Lecture, ADHOC 2002 (Activation of Dioxygen and Homogeneous Catalytic Oxidation), Atlanta, USA, 2-7 June, 2002
- “Green Chemistry,Catalysis & Organic Synthesis: New Frontiers in Process Chemistry” , Plenary Lecture, The K. Venkataraman Distinguished Speaker Award Lecture, Chemcon, Hyderabad, India, 19 December, 2002
- “Green chemistry and catalysis in organic synthesis” Invited lecture,ACS Prospectives Conference Series, Barcelona, 24-27 February, 2002
- “A new coproduct-free route to phenol” Invited lecture, 19th ORCS Conference, San Antonio, USA, 14-18 April, 2002
- “Kinetic resolutions with amino acylase and penicillin acylase” Invited lecture, Biocat 2002, Fist International Congress on Biocatalysis, Hamburg, Germany, 28-31 July, 2002
- “An overview of biocatalysis in ionic liquids” , Invited lecture, 224th American Chemical Society National Meeting, Boston, USA, 18-22 August, 2002
- “Green catalytic oxidations with oxygen & hydrogen peroxide” , Invited lecture, GRC Green Chemistry, Oxford, UK, 8-13 September 2002
- “Green chemistry, catalysis & fine chemicals” , Invited Lecture , EFCATS, Hungary, 25-28 September, 2002
- “Catalytic oxidations of alcohols and ethers” , Invited lecture, Symposium Oxidation and Reduction, London, 28-29 October 2002
- “Green Chemistry, Catalysis and Organic Synthesis: Organic Chemistry at the Interface” , Invited lecture, Third Italian-French Meeting on Organic Chemistry, Pisa, 20-22 November, 2002
- “Green chemistry: the future of the chemical industry” , Invited lecture, FITEC2002, Barcelona, 26-28 November, 2002
- “Catalysis and Atom Efficiency in Fine Chemicals Production”, Plenary lecture, International Symposium on Catalysts and Fine Chemicals , Tokyo, 12-14 March, 2001
- “Catalytic oxidations in solid-liquid and liquid-liquid biphasic media” Plenary lecture, 10th International Symposium on Relations between Homogeneous and Heterogeneous Catalysis (SHHC10), Lyon, 2-6 July, 2001
- “New developments in catalytic oxidation of alcohols” , Plenary lecture, 7th Symposium on Homogeneous Catalysis of the Chinese Chemical Society, Lanzhou, China, 15-17 August 2001
- “Enzymatic conversions under non-natural conditions” , Plenary lecture , BioTrans 2001, Darmstadt, Germany, 2 September, 2001
- “Carbohydrates from glycerol: an enzymatic four-step-one-pot synthesis” , Invited lecture, World Congress on Enzyme Technologies, San Diego, U.S.A., 26-28 February, 2001
- “Green chemistry, catalysis & waste minimization”, Invited lecture, IUPAC Chemrawn XIV: Green Chemistry: toward environmentally benign processes and products, 9-13 June 2001, Boulder, U.S.A.
- “Green, catalytic oxidations of alcohols: mechanisms and scope” Invited lecture, ESOC-12, Groningen, 13-18 July, 2001
- “New frontiers in process chemistry: an overview” , Invited lecture, RSC Annual Conference 2001, Process Chemistry: New Frontiers, ICC, Birmingham, U.K., 30 July-2 August, 2001
- “Green chemistry and catalysis” Keynote lecture, Heidelberg Forum on Molecular Catalysis 2001, Heidelberg, Germany, 7 December, 2001
- “ Enzymatic conversions under non-natural conditions”, Plenary lecture, BioY2K, Grahamstown, South Africa, January, 2000
- “Green chemistry, catalysis and waste minimization” Plenary lecture, International Symposium on Advanced Waste and Emission Management, Nagoya, Japan, December 2000
- “Catalytic oxidations and carbonylations in water” , Plenary lecture,12th International Symposium on Homogeneous Catalysis (ISHC 12), Stockholm, Sweden, 27 August -1 September, 2000
- “New catalytic methods for the selective oxidation of alcohols and olefins” Invited lecture, REDOX 2000, London, U.K., 12 April 2000
- “Polymer immobilized TEMPO (PIPO): an efficient catalyst for the chlorinated hydrocarbon solvent- and bromide-free oxidation of alcohols with hypochlorite”, Invited lecture, 4th International Symposium on Supported Reagents and Catalysts in Chemistry, University of St. Andrews, Scotland, U.K., 2-6 July, 2000
- “Novel enzymatic conversions under non-natural conditions” , Invited lecture, ESBES-3, Copenhagen, Denmark, 10-13 September, 2000
- “New perspectives in catalytic oxidation” , Invited lecture, 1st Int. conference on Oxidation in Organic Chemistry - Potential Industrial Applications, Southampton, UK, 3-5 February, 1999
- “Atom efficiency and catalysis for environmentally friendly syntheses” Invited lecture , Symposium of the Network Towards Environmentally Benign Chemical Processes Using Sonochemistry, COST Action D10, Chambery, France, 28-29 May, 1999
- “E factors, atom efficiency and catalysis in organic synthesis” Invited lecture , Environmental Aspects of Inorganic and Organometallic Chemistry Symposium, ACS National Meeting New Orleans, USA, 22-24 August 1999
- “Environmentally friendly selective oxidations” , Invited Lecture at the presentation of the Otto Roelen Medal, Dechema, Frankfurt, 11 November 1999
- “Atom efficiencies, E factors and catalytic processes” Invited lecture , Symposium on Clean Processes and the Environment: the Catalytic Solution, Lyon, 5-8 December 1999
- “Organic reaction and catalysis: a marriage of convenience” , Plenary lecture ( Paul Rylander Award Lecture) ORCS meeting, New Orleans, U.S.A., 1 April, 1998
- Invited Lecture, Gordon Research Conference, 16-21 August, 1998
- “Atom efficiency and catalysis in organic synthesis” Invited lecture, IASOC conference, Ischia, Italy, 27 September-2 October, 1998
- “Redox molecular sieves: heterogeneous catalysts for liquid phase oxidations” , Invited lecture, XXXth Czech and Slovak Symposium on Catalysis, Prague, 2-4 November, 1998
- “Atom efficiency, E factors and catalysis” , Invited Lecture, French Chemical Society Congress on La Chimie Verte, 8-10 December, 1998
- “Heterogeneous catalysts for liquid phase oxidations” , Invited Lecture, 15th Canadian Symposium on Catalysis, Québec, Canada, 17-20 May, 1998
- “Organometallic catalysis in water” Invited Lecture, Chemical Society of Japan, 27 March, 1998
- “Palladium-catalyzed carbonylations in aqueous/biphasic media” Invited Lecture, 33rd Int. Conference on Coordination Chemistry, Florence,30 August -4 September, 1998
- “Carbonylation and hydrocarboxylation reactions catalyzed by palladium trisulfonated triphenylphosphine complexes” , Invited lecture,Phase Separable Homogeneous Catalysis, ACS Meeting, Las Vegas, U.S.A., 7-11 September 1997
- “Catalysis and fine chemicals manufacture” , Invited lecture, Symposium SCI Flavours and Fragrances, Warwick, U.K., 30 April-2 May, 1997
- “Activation of alkanes by metal-containing molecular sieves and biocatalysts” Invited lecture, NATO advanced study institute, Advances and Challenges in the Catalytic Activation and Functionalisation of Light Alkanes, Alcabideche, Portugal, 25 May -7 June 1997
- “Heterogeneous catalysts for liquid phase oxidations” , Invited lecture, Third Int. Symp. on Supported Reagents and Catalysis in Chemistry, Limerick, Ireland, 8-11 July, 1997
- “Catalytic methods for environmentally benign organic synthesis”, Invited lecture, 1997 Gordon Research Conference on Environmentally Benign Organic Synthesis, Queens College, Oxford, U.K., 17-22 August, 1997
- “Biocatalytic, biomimetic and suprabiotic oxidations” , Invited lecture, Europacat 3, Krakow, Poland, 31 August-6 September, 1997
- “Redox molecular sieves as heterogeneous catalysts for liquid phase oxidations”, Invited lecture, 3rd World congress on oxidation catalysis, San Diego, U.S.A., 21-26 september 1997
- “Trends in chirotechnology: an overview” , Invited lecture , Chiral Europe , London, 16-17 October, 1997
- “The role of catalysis in waste minimization” Invited lecture, Clean Tech '96, Brunel University, London, U.K., 19-21 June, 1996
- “Novel enzyme-catalyzed conversions under non-natural conditions” , Invited lecture, Gordon Conference on Biocatalysis, Meriden, U.S.A., 7-12July, 1996
- “Biocatalytic vs chemical synthesis of enantiomerically pure compounds” , Invited lecture, Conf. on Biotechnology for the Industrial Production of Fine Chemicals, Zermatt, Switzerland, 29 September - 2 October, 1996 “Zeolite-catalyzed rearrangements in organic synthesis” , Invited lecture, 4th International Symposium on Heterogeneous Catalysis and Fine Chemicals, Basel, Switzerland, 8-12 September 1996
- “Novel carbonylation reactions catalysed by palladium trisulfonated triphenylphosphine complexes in aqueous media” , Invited lecture, Europacat II, Maastricht, 3-8 September 1995
- “Biocatalytic vs chemical methods for the synthesis of pure enantiomers” Invited lecture, 7th Congress on Biotechnology, Nice, 19-23 February, 1995
- “Chirotechnology: designing economical chiral syntheses” , Invited lecture, 2nd Int. Conf. on Technologies for the Production of Enantiomerically Pure Chemical, Naples, Florida, U.S.A., 14-17 March, 1995
- “Catalytic conversions employing transition metal complexes in aqueous media” , Invited lecture, Japan-Netherlands Workshop: Precision in Metal-mediated and -Catalyzed Synthesis, Amsterdam, 15 May, 1995
- “Enantioselective catalysis on heterogeneous catalysts” Invited lecture , Sabatier Conference, Strasbourg, France, 3-7 juli 1995
- “Selective catalytic synthesis of fine chemicals: opportunities and future prospects” , Invited lecture, 8th SHHC, Balatonfüred, Hungary, 10-14 September 1995
- “Recent advances in catalytic oxidations” , Invited lecture, N.M. Emanuel Symposium, Moscow, Russia, September, 1995
- “Redox molecular sieves: solid, recyclable catalysts for liquid phase oxidations” , Invited lecture, 5th Königstein/Kreuth Conference on Organometallic Chemistry, 3-6 October, 1995
- “Biocatalytic methods for the industrial synthesis of pure enantiomers” Invited lecture, Int. Symp. Krka's Research Days, Novo Mesto, Slovenia, 7-8 December 1995
- “History of oxygen activation 1973-1993” , Plenary lecture, 5th International Symposium on the Activation of Dioxygen and Homogeneous Catalytic Oxidation, College Station, Texas, U.S.A., 14 March, 1993
- “Redox molecular sieves as heterogeneous catalysts for liquid phase oxidation” Invited lecture, 2nd World Congress on New Developments in Selective Oxidation, Benalmadena, Spain, 20-24 September, 1993
- “Fine chemicals by oxidative processes” Invited lecture, SCI Meeting Oxidation in Organic Synthesis, London, 10 February, 1993
- “The role of catalysis in waste minimization” , Invited lecture, Spring Symposium of the Philadelphia Catalysis Club, Philadelphia, U.S.A., 23 March, 1993
- “Redox molecular sieves: Novel, recyclable catalysts for liquid phase oxidations” Invited lecture, Gordon Research Conf. on Zeolitic and Layered Structures, New Hampshire, U.S.A., 21-25 June, 1993
- “Bromide ion-mediated oxidation reactions” , Invited lecture, Orgabroom '93, Jerusalem, Israel, 27 June-1 July, 1993
- “Redox molecular sieves as heterogeneous catalysts for liquid phase oxidations” , Invited lecture, ZMPC '93, Symposium on Zeolites and Microporous Crystals, Nagoya, Japan, 22-25 August, 1993
- “Industriële organische synthese: Verleden, heden en toekomst” , Invited lecture, KNCV Zomercongres "Chemie: schoon en duurzaam", Rotterdam, 27 August, 1993
- “Catalysis, the atom utilization concept and waste minimization” Plenary lecture, IUCCP Symposium (A&M), College Station, Texas, U.S.A., 26 March, 1992
- Redox molecular sieves as heterogeneous catalysts for liquid phase oxidations Plenary lecture, International Conference on Oxide Surface Chemistry and Reaction Mechanisms, Kiev, Ukraine, 13-20 September, 1992
- “Synthesis of protected C3-chirons starting from L-ascorbic and D-isoascorbic acids” , Invited lecture, Chiral 1992, Manchester, U.K., 24-25 March, 1992 “The role of catalysis in waste minimization” , Invited Lecture, European Environmental Conference, The Hague, 8 April 1992
- TS-1 Catalyzed selective oxidation of 1,2-diols with H2O2 Invited lecture, DGMK-Conference Selective Oxidations in Petrochemistry, Goslar, Germany, 16-18 September 1992
- The role of catalysis in waste minimization Invited Lecture, Precision Process Technology Conference, Delft, 28 October, 1992
- “Organic chemistry - Today and tomorrow” Invited Lecture, 10th SCI Process Development Symposium, Cambridge
- “Chirality and catalysis” Invited lecture , Chemspec, Amsterdam, 13-14 March, 1991
- “Industrially relevant catalytic oxidations” , Invited lecture, Florida Catalysis Conference, Palm Coast, FL, U.S.A., 7-14 April, 1991
- “Homogeneous and heterogeneous catalytic oxidations with peroxide reagents” Plenary lecture, International Symposium ORPEC '91, Organic Peroxygen Chemistry, Munich, 29-30 April 1991
- “New developments in catalytic oxidation” Invited lecture, Seminar on Frontier Technology, Tokyo, Japan, 23-26 July, 1991
- “Catalysis, fine chemicals and the environment” , Invited Lecture, 3rd CRC International Symposium on Catalytic Chemistry for Global Environment, Sapporo, Japan, 27 juli 1991
- “Catalytic oxygen transfer; a selective and versatile technology” Invited lecture, 1991 RSC Autumn Meeting, York, United Kingdom, 24-26 September 1991
- Synthesis of optically active compounds via crystallization techniques Invited lecture, Chiral '90, Manchester, 18-19 September 1990
- “Heterogeneous catalytic oxidation and fine chemicals manufacture” , Plenary lecture, Symposium on Heterogeneous Catalysis & Fine Chemicals, Poitiers, 2-5 October, 1990
- “Catalytic oxidation: a clean & versatile technology” Invited lecture, International Student Congress 'Engineering a Better World through Chemistry', The Hague, 21-23 November, 1990
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