• 2019 “Stimuli-responsive Antifouling Polyisobutylene-based Biomaterials via Carbocationic Polymerization and Enzyme-catalyzed Functionalization” Hungarian Academy of Sciences, Budapest, Hungary, May 29. “In Vivo Assessment of Drug Release from a Rubbery Electrospun Fiber Mat” Semmelweis Medical University, Budapest, Hungary, May 14.
  • 2018 “Biomaterials: Integration of Materials Science and Healthcare” The Ohio State University, Columbus, OH May 10.
  • 2017 “Polyisobutylene-based Polyurethanes.” Technical University of Szczecin, Poland, May 18.
  • 2016 “New Rubber for Halobutyl Replacement”. Technical University of Budapest, September 22.
  • 2015 “Rubbery Biomaterials: The GE Healthymagination Breast Cancer Challenge.”University of Southern Mississippi, Bennett Symposium, April 17; “Advanced Elastomers for Healthcare”, Technical University of Budapest, May 18.
  • 2014 “Biomaterials; Rubber technology”, Technical University of Szczecin, Poland, May 14-June 14. “Biomaterials”, Technical University of Porto Alegre, Brazil, October 5.
  • 2012 “Material Science for Health Care: The GE Healthymagination Cancer Challenge”. University of Mainz, Max Planc Institute, Germany, September 12.
  • 2011 “Green Polymer Chemistry.” Gwangju Institute of Science and Technology, Korea, November 18.
  • 2011 “Biocompatible Nanocomposites.” University of Bayreuth, May 20; “Novel Drug Delivery Platforms.” Semmelweiss Medical School, Hungary, May 26.
  • 2010 “Novel Drug Delivery Platforms.” University of Tennessee, Knoxville, March 18; Technical University of Szczecin, Poland, May 9; University of Gent, Belgium, May 15.
  • 2009 “Biomacromolecular Engineering Research Group – Overview.” CWRU, Jan. 16. “Green Polymer Chemistry.” The University of Crete, Greece, May 9; Purdue University, West Lafayette, IN, Oct 5.
  • 2008 “Novel Polymers for Drug Release.” Technical University of Szczecin, Poland, May 26.“Unraveling the Mystery of Natural Rubber Biosynthesis.” The University of Bordeaux, France, September 16.
  • 2007 “Novel Thermoplastic Elastomers for Biomedical and Commodity Applications.”Peking University, China, May 22.
    “Natural Living Carbocationic Polymerization.” Chemical Institute of China, May 21. “New Polymers for Biomedical Applications.” Technical University of Budapest, Hungary, May 8. “Analysis of the Architecture of Branched Polymers by Multidetection SEC.”Louisiana State University, Baton Rouge, LA, March 27. Tulane University, New Orleans, LA, March 26.“Novel Polymers for Drug Delivery Applications.” U. Michigan, Ann Arbour, MI, March 9.
  • 2006 “Novel Thermoplastic Elastomers for Biomedical and Commodity Applications”.University of Minnesota, St. Paul, MN, Nov. 30. “Biorubbers: Design, Synthesis and Characterization.” The University of Akron, Department of Polymer Engineering, Akron, OH, Jan. 17.
  • 2005 “Living Polymerization for the Synthesis of Novel Biomaterials.” Osaka City University; Osaka University; Kyoto University, Japan
  • 2004 “Biorubbers.” The University of Bordeaux, France; The University of Szczecin, Poland; Technical University of Munich, Germany; “True Rate Constants in Carbocationic Polymerizations.” Ludwig-Maximilian University, Munich,
  • 2003 “Structure-Property Relationships in Novel Branched Polymers Targeted for
    Biomedical Applications.” The University of Akron, Akron, Ohio; “Biorubbers.”
    The University of Szczecin, Poland
  • 2002 “New Developments in Living Carbocationic Isobutylene and Styrene Polymerization: Branched Structures and Direct Functionalization.” National Chemical Laboratory, Pune, India; “Investigation of the Surface Morphology of
    Novel PIB-PS Thermoplastic Elastomers.” University of Bayreuth, Germany
  • 2001 “New Developments in Living Isobutylene Polymerization; Branched and Hyperbranched Structures, and Direct Functionalization.” University of Waterloo, Waterloo, Ontario
  • 1999 “Structure-Property Relationships of Polyisobutylene-based Thermoplastic Elastomers.” McGill University, Montreal; McMaster University, Hamilton “Mid-IR Monitoring of the Living Polymerization of Isobutylene Initiated by
    epoxides.” University of Bayreuth, Germany; “Mid-IR Monitoring of Polymerization Processes,” Vienna University of
    Technology, Austria
  • 1998 “Reaction Kinetics of Polymerization Processes Based on Mechanistic Models.”Queen’s University, Kingston, Ontario “New Initiators for the Living Carbocationic Polymerization of Isobutylene.”University of Waterloo, Waterloo, Ontario “Structure-Property Relationships of Polyisobutylene-based Thermoplastic Elastomers.” Technical University of Harburg-Hamburg, Germany
  • 1997 “Mid-IR Monitoring and Simulation of the Living Polymerization of Isobutylene.”University of Bayreuth; Technical University of Berlin; Technical University of Munich, Germany
  • 1996 “Living Carbocationic Polymerization for Macromolecular Design.” University of Bayreuth, Germany
  • 1995 “Prediction of the Unsaturation On-line During the Butyl Manufacturing Process.”University of Bradford, UK
  • 1994 “Kinetics of the Living Carbocationic Polymerization of Isobutylene.” University of Bradford, UK
  • 1993 “Kinetics of the Epoxidation of Butyl Rubber.” University of Ghent, Belgium
  • 1992 “Kinetic Modelling in Living Polymerizations.” University of Waterloo, Ontario
  • 1991 “New Thermoplastic Elastomers by Macromolecular Engineering.” Queen”s University, Kingston, Ontario
  • 1989 Visiting schools to talk about non-traditional occupations for girls.
  • 1981 “Forced Ideal Cationic Copolymerization in Starved Reactors.” Trinity College, Dublin, Ireland; Newcastle Under Lyme, Birmingham, Manchester, UK, Paris, France