2004-2007 2004 University of Texas at San Antonio, Department of Chemistry San Antonio, TX, February 25 Keynote Lecture in the Chinese American Chemical Society Meeting The 226th American Chemical Society National Meeting Anaheim, CA, March 29 The 228th American Chemical Society National Meeting Symposium of Roles of Carbohydrates on the Development of Antibiotics Philadelphia, PA, August 23 University of Kentucky Department of Pharmaceutical Sciences, College of Pharmacy Lexington, KY, September 10 Washington State University, Department of Chemistry Pullman, WA, September 27 Boehringer-Ingelheim Distinguished Lecturers, Colorado State University Department of Chemistry Fort Collins, CO, November 1 Tokyo Institute of Technology, Department of Chemistry Tokyo, Japan, November 8 The 2nd International Symposium of the Center of Excellence School of Pharmaceutical Sciences, University of Tokyo, Plenary Lecture Tokyo, Japan, November 10-11 The 8th International Symposium for Chinese Organic Chemists Hong Kong, December 19-22 2005 Southern Methodist University, Department of Chemistry Dallas, TX, February 2 University of Texas Southwestern Medical Center Department of Biochemistry, Dallas, TX, February 3 National Taiwan University, Department of Chemistry Taipei, Taiwan, March 8 Academia Sinica, Institute of Biological Chemistry Taipei, Taiwan, March 9 University of California at San Diego, Department of Chemistry and Biochemistry, San Diego, CA, April 4 University of Florida, Department of Chemistry Gainesville, FL, April 15 Gordon Research Conference on Carbohydrates Tilton, NH, June 20-24 The Chinese Academy of Sciences National Graduate Students Summer Camp Beijing, China, July 8 Peking University, College of Chemistry Beijing, China, July 11 Institute of Chemistry, Chinese Academy of Sciences Beijing, China, July 12 The 230th American Chemical Society National Meeting Symposium of “Antibiotics: Resistance and New Approaches” Washington, DC, August 29 The 230th American Chemical Society National Meeting The Tetrahedron Prize Symposium in honor of Professor Koji Nakanishi Washington, DC, August 29 National Tsing Hua University, Department of Chemistry Hsin Chu, Taiwan, September 28 University of Houston, Department of Chemistry Houston, TX, November 1 The 1st Symposium of the Center of Excellence, Department of Chemistry Tokyo Institute of Technology, Tokyo, Japan, November 22-23 The 4th Singapore International Chemical Conference (SICC-4), Keynote Lecture Singapore, December 8-10 PacifiChem 2005, Symposium of Enzyme-Catalyzed Isomerizations and Eliminations: Evolution and Mechanism Honolulu, HI, December 15-21 2006 Merck Symposium in Organic Chemistry, Stanford University Stanford, CA, February 10 Brigham Young University, Department of Chemistry and Biochemistry Provo, UT, February 28 Utah State University, Department of Chemistry and Biochemistry Logan, UT, March 1 The 20th IUBMB International Congress of Biochemistry and Molecular Biology & The 11th FAOBMB Congress Kyoto, Japan, June 20 Kyoto University, Institute for Chemical Research Uji, Japan, July 6 Kyoto University, Graduate School of Biostudies Yoshida Campus, Kyoto, Japan, July 13 Osaka University, Institute of Scientific and Industrial Research Suita Campus, Osaka, Japan, July 19 ICOB-5 & ISCNP-25 IUPAC International Conference on Biodiversity and Natural Products Chemistry Kyoto, Japan, July 25 Plenary Lecture in the XXIII International Carbohydrate Symposium Whistler, BC, Canada, July 28 Society of Industrial Microbiology Annual Meeting Symposium of Unusual Enzyme Transformations in the Biosynthesis of Secondary Metabolites Baltimore, MD, August 3 The 232nd American Chemical Society National Meeting Symposium of Chemical Glycobiology San Francisco, CA, September 10-14 Johns Hopkins University, Department of Chemistry Baltimore, MD, September 26 Wyeth Research Cambridge, MA, October 11 The 9th International Symposium for Chinese Organic Chemists Plenary Lecture, Singapore, December 17-21 2007 University of Georgia, Center for Carbohydrate Research Athens, GA, January 31 Vanderbilt University, Department of Chemistry Nashville, TN, March 5 Minisymposium on Chemical Biology, Institute of Biological Chemistry Academia Sinica, and National Taiwan University Taipei, Taiwan, March 14 The 233th American Chemical Society National Meeting the Nakanishi Prize Symposium Chicago, IL, March 24-29 University of Illinois, Institute for Genomic Biology Urbana-Champagne, IL, April 16 Texas A&M University, Department of Chemistry College Station, TX, April 19 National Institute of Health, NIGMS Workshop on Expanding the Chemical Space for Carbohydrates: Synthetic Strategies, High Throughput Technologies & Standards Bethesda, MD, April 20 Plenary Lecture in the 12th Symposium on Recent Advances in Biophysics Zhunan, Taiwan, May 23-25 The 2nd international Symposium of Yonsei Nano and Biomolecular Assembly, Yonsei University Seoul, Korea, November 16 International Symposium at Chonnam National University Chonnam National University, Korea, November 19 University of Nebraska, Department of Chemistry Lincoln, NE, November 9