Membrane Journal Club, University of Tennessee, 1976- 1991.
Symposium on Frontiers of Biomembrane Research, University of Tennessee, Speakers: G.E. Palade, E. Holtzman, S. Roseman, D. Papahadjopoulos, W.R., Lowenstein, R.G.W. Anderson, and G.D. Fischbach, November, 1977.
Grantsmanship Workshop in Biomedical Sciences. University of Tennessee, 1980.
"Liposome Technology" course, Jinan University and Tsinghua University, China, summer, 1985.
Controlled Release Society, Pharmaceutical Approaches to Oligonucleotide and Gene Therapy Workshop", Co-organizer with Patrick Couvreur, 1997, Stockholm, Sweden.
Keystone Symposia, "Synthetic Non-Viral Gene Delivery Systems", Co-organizer with Philip Felgner, Frank Szoka, and Ernst Wagner, 1998, Keystone, Colorado.
"Structure and Design of Synthetic Gene Carriers", San Francisco, co-organizer with Philip Felgner and Francis Szoka, Feb. 24-26, 1999.
Organized and chaired "Lipid-mediated Gene Therapy", education sessions, American Society of Gene Therapy annual meeting, Washington D.C., June 9-13, 1999.
Chaired "Delivery or Tumor Targeting" section, Gordon Research Conference on "Chemotherapy of Experimental/Clinical Cancer", New London, NH, July 11-16, 1999.
Chaired "Nucleic Acid Drugs-Gene Delivery" section, 7th International Liposome Research Days, University of California, San Francisco, San Francisco, California, April 13-15, 2000.
Co-Chaired with Rimona Margalit (Tel Aviv University, Israel) "Liposomal Therapeutics: Gene Thearpy and More", Controlled Release of Bioactive Materials, Controlled Release Society, Paris, Franse, July 7-13, 2000.
Co-Chaired with Philip Felgner (Gene Therapy Systems, Inc.) Workshop on "Naked DNA and Physical Methods", American Society for Gene Therapy annual meeting, Seattle, Washington, May 30-June3, 2001.
Organized and chaired 9th Liposome
Research Days Conference, Hsin-Chu, Taiwan, May 11-15, 2004.