1.      3rd Symposium on Chemistry, Biology, Medicine @ University of Patras – Patras, Greece, September 21-26, 2018

2.     EFMC – ASMC’19: 8thInternational Symposium on Advances in Synthetic and Medicinal Chemistry – Athens, Greece, September 1-5, 2019 (Organizer: Professor Varinder Aggarwal & Dr. Spiros Liras)

3.     8th Heron Island Conference – Ayers Rock Resort, NT, Australia, June 16-22, 2019 (Organizers: Profs. Craig Williams and Curt Wentrup)

4.     TexSyn III – Baylor University, Waco, TX May 24, 2019 (Organizers: Profs. John L. Wood and Daniel Romo)

5.     Cornell University – Ithaca, New York, April 25, 2019 (Host: Prof. Song Lin)

6.     National ACS Meeting - Division of Catalysis Science and Technology: Frontiers in Catalysis for Energy & Sustainability – Orlando, FL, April 2, 2019 (Organizer: Dr. Enda Bergin)

7.     Birthday Symposium of Prof. Dieter Schinzer – Magdeburg, Germany, March 27-30, 2019

8.    Hebrew University of Jerusalem – Jerusalem, Israel, March 14, 2019 (Host: Prof. Ahmad Massarwa)

9.    Tel Aviv University – Tel Aviv, Israel, March 13, 2019 (Host: Prof. Micha Fridman)

10.   Ben Gurion University – Beer Sheva, Israel, March 11, 2019 (Host: Prof. Doron Pappo)

11.   Technion, Israel Institute of Technology – Haifa, Israel, March 10, 2019 (Host: Prof. Ilan Marek)

12.   Virginia Tech University (Highlands in Chemistry Seminar Series) – Roanoke, Virginia, March 1, 2019 (Host: Prof. Paul Carlier)

13.   COST Action 1407: Challenges in Organic Syntheses Inspired by Nature – From Natural Product Chemistry to Drug Discovery – La Laguna, Tenerife (Canary Islands), Spain, December 12-14, 2018 (Organizer: Prof. Bruno Botta)

14.   Aromaticity 2018 Symposium – Cancun, Mexico, November 28-December 1, 2018 (Organizers: Profs. Gabriel Merino, Miquel Sola & Henrik Ottosson)

15.   3rd International Symposium of Organic Chemistry – Guangzhou, China, November 8-9, 2018 (Prof.. Keiji Mauroka, Chair of the Organizing Committee)

16.   Purdue University – Lafayette, Indiana, October 30, 2018 (Host: Prof. Mingji Dai)

17.   Drexel University – Philadelphia, Pennsylvania, October 5, 2018 (Host: Prof. Dionicio Martinez Solorio)

18.   Temple University – Philadelphia, Pennsylvania, October 4, 2018 (Host: Sarah E. Wengryinuk)

19.   2nd Symposium on Chemistry, Biology, Medicine @ University of Crete – Heraklion, Crete/Greece, September 21-25, 2018

20.   University of Alberta, 2018 Organic Reactions Lecture – Edmonton, Canada, September 10, 2018 (Host: Prof. Dennis Hall)

21.   University of Calgary – Calgary, Canada, September 7, 2018 (Host: Prof. Chang-Chun Ling)

22.   2nd International Symposium on New Molecules and Clusters @ Fudan University – Shanghai, China, August 18-20, 2018

23.   Peking University Shenzen Graduate School – Shenzen, China, July 12, 2018 (Host: Prof. Yong Huang)

24.   Southern University of Science and Technology (SUSTech) – Shenzen, China, July 11, 2018 (Hosts: Profs. Bin Tan & Xinyuan Liu)

25.   Wuhan University – Wuhan, China, June 13-14, 2018 (Host: Prof. Wenbo/Boger Liu)

26.   Lanzhou University – Lanzhou, China, June 12, 2018 (Host: Prof. Yu Peng)

27.   Tsinghua University – Beijing, China, June 11, 2018 (Host: Prof. Lei Jiao)

28.   Peking University – Beijing, China, June 10, 2018 (Host: Prof. Zhixiang Yu)

29.   Jiangsu Normal University – Xuzhou, China, June 8-9, 2018 (Host: Prof. Feng Shi)

30.   National University of Singapore Research Institute (NUSRI) – Xuzhou, China, June 7, 2018 (Host: Prof. Guo-Qin Xu)

31.   Soochow University – Suzhou, China, June 6, 2018 (Host: Prof. Chen Zhu)

32.   Wuxi Apptec – Shanghai, China, June 5 2018 (Hosts: Drs. Rujian Ma & Tao Hu)

33.   Shanghai Institute of Organic Chemistry (SIOC) – Shanghai, China, June 4, 2018 (Host: Prof. Shuli You)

34.   Roche-RSC International Symposium on Scientific Frontiers to Enable Drug Discovery @ ShanghaiTech University  Shanghai, China, June 1-2, 2018 (Dr. Hong Shen, Organizing Committee)

35.   Modern Frontiers in Medicinal Chemistry - 2018 Canadian Chemistry Conference and Exhibition – Edmonton, Canada, May 28, 2018 (Michael Meanwell, CSC Organizing Committee)

36.   Seventh European Workshop in Drug Synthesis (VII EWDSy) – University of Siena, Siena, Italy, May 20-24, 2018 (Organized by Prof. Maurizio Botta) 

37.   2018 International Symposium on Resource Chemistry (ISRC 2018) – Shanghai, China, May 11-12, 2018 (Organized jointly by the International Joint Laboratory of Resource Chemistry between Shanghai Normal University, National University of Singapore and Princeton University)

38.   National University of Singapore – Singapore, May 7-9, 2018 (Host: Prof. Yu Zhao)

39.   XIV Meeting of the Mexican Academy of Organic Chemistry (AMQO 2018) – (Plenary Lecturer), Merida, Mexico, March 19-23, 2018

40.   Florida Heterocyclic Conference (FloHet) – Gainesville, Florida, March 4-7, 2018

41.   Southwestern Research Institute (SwRI) – San Antonio, Texas, October, 2017 (Host: Drs. Varsin Archer and Shawn Blumberg)

42.   52nd Mexican Chemical Congress & 36th National Mexican Chemistry Education Congress (Plenary Lecturer) – Puerto Vallarta Jalisco, Mexico, September 26-29, 2017

43.   18th Tetrahedron Symposium Asia Edition (Keynote Speaker) – Melbourne, Australia, July 23-27, 2017

44.   Institute of Chemistry & Biomedical Sciences (ICBMS), Nanjing Univ. – Nanjing, China, July 13, 2017 (Host: Prof. Guigen Li)

45.   18th Tetrahedron Symposium (Keynote Speaker) – Budapest, Hungary, June 27-30, 2017

46.   Shanghai Institute of Organic Chemistry (SIOC) – Shanghai, China, May 17, 2017 (Host: Profs. Shuli You and Ang Li)

47.   Shanghai Lilly (LCRDC) – Shanghai, China, May 17, 2017 (Host: Dr. Jing Ye Zhou)

48.   2017 International Symposium on Resource Chemistry (ISRC 2017) – Shanghai, China, May 15-16, 2017 (Organized jointly by the International Joint Laboratory of Resource Chemistry between Shanghai Normal University, National University of Singapore and Princeton University)

49.   University of Strasbourg, Institute of Chemistry CNRS – Strasbourg, France, May 5, 2017 (Host: Prof. Michel Miesch)

50.   University of Leipzig – Leipzig, Germany, May 3, 2017 (Host: Prof. Kirsten Zeitler)

51.   Technical University of Berlin – Berlin, Germany, May 2, 2017 (Host: Prof. Martin Oestreich)

52.   University of Magdeburg – Magdeburg, Germany, April 28, 2017 (Host: Prof. Dieter Schinzer)

53.   University of Göttingen – Göttingen, Germany, April 27, 2017 (Host: Prof. Lutz Ackermann)

54.   University of Münster – Münster, Germany, April 26, 2017 (Host: Prof. Frank Glorius)

55.   Max–Planck–Institut (MPI) für Kohlenforschung – Mülheim, Germany, April 25, 2017 (Host: Prof. Benjamin List)

56.   University of Cologne – Cologne, Germany, April 24, 2017 (Host: Prof. Albrecht Berkessel)

57.   Institute of Organic Chemistry RWTH Aachen University – Aachen, Germany, April 21, 2017 (Host: Prof. Carsten Bolm)

58.   University of Marburg – Marburg, Germany, April 20, 2017 (Host: Prof. Eric Meggers)

59.   ICIQ (The Institute of Chemical Research in Catalonia) – Tarragona, Spain, April 18, 2017 (Host: Profs. Julio Lloret & Antonio  M. Eschavarren)

60.   Aalto University – Helsinki, Finland, April 13, 2017 (Host: Prof. Ari Koskinen)

61.   Duke University – Durham, NC, March 28, 2017 (Host: Prof. Jennifer Roizen)

62.   North Carolina State University (NCSU) – Raleigh, NC, March 27, 2017 (Host: Prof. Vincent Lindsay)

63.   Merck Research Laboratories (Process Chemistry) – Rahway, NJ, March 16, 2017 (Host: Dr. Tamás Benkovics)

64.   AbbVie (Medicinal Chemistry) – Chicago, IL, February 24, 2017 (Host: Dr. Chris Marvin)

65.   Emory University – Atlanta, GA, February 15, 2017 (Host: Prof. Albert Padwa)

66.   A*Star-ICES (Institute of Chemical and Engineering Sciences at the Biopolis) – Singapore, January 11, 2017 (Host: Prof. Lim Yee Hwee)

67.   National University of Singapore – Singapore, January 10, 2017 (Host: Prof. Zhao Yu)

68.   Nanyang Technological University – Singapore, January 9, 2017 (Host: Prof. Choon-Hong Tan)

69.   Nanjing Tech University – Nanjing, China, December 14, 2016 (Host: Prof. Teck-Peng Loh)

70.   Texas State University– San Marcos, TX, November 21, 2016 (Host: Prof. Alexander V. Kornienko)

71.   The 3rd International Symposium on Natural Product Synthesis and Innovative Process Methods (NPSPM) forDrug Manufacture – Peking University, Beijing, China, October 14-16, 2016 (Organizer & Host: Prof. Zhi-Xiang Yu)

72.   University of Arizona – Tucson, AZ, September 1, 2016 (Host: Prof. Jon Njardarson)

73.   University of New Mexico – Albuquerque, NM, August 26, 2016 (Host: Prof. Wei Wang)

74.   Nanjing University – Nanjing, China, July 21, 2016 (Host: Prof. Guigen Li)

75.   Eötvös Lóránd University (ELTE) – Budapest, Hungary, July 18, 2016 (Host: Prof. Zoltán Novák)

76.   23rd IUPAC Conference on Physical Organic Chemistry – Sydney, Australia, July 3-8, 2016 (Organizer: Prof. Jason Harper)

77.   Australian National University (ANU) – Canberra, Australia, July 1, 2016 (Host: Prof. Michael Sherburn)

78.   Monash University – Melbourne, Australia, June 29, 2016 (Host: Prof. David Lupton)

79.   ACS Green Chemistry & Engineering Conference – Portland, OR, June 14-16, 2016 (Organizer: Dr. Daniel Richter, Pfizer)

80.   Bristol-Myers-Squibb (BMS) Symposium at the University of Michigan – Ann Arbor, MI, May 31, 2016 (Host: Professor Pavel Nagorny)

81.   Oregon State University – Corvallis, OR, May 12, 2016 (Invitation by Professor Paul Ha-Yeon Cheong)

82.   International Symposium on Resource Chemistry – Shanghai, China, January 14-15, 2016 (Organized jointly by the International Joint Laboratory of Resource Chemistry between Shanghai Normal University, National University of Singapore and Princeton University)

83.   PACIFICHEM Organocatalysis Symposium – Honolulu, HI, December 15-19, 2015 (Organizers: Profs. M. Terada & J. Antilla)

84.   PACIFICHEM Applications of C-H Functionalization Symposium – Honolulu, HI, December 15-19, 2015 (Organizers: Profs. P. Vachal, Zhang-Jie Shi, Chao-Jun Li, Huw Davies, Kenichiro Itami, Helen Lebel)

85.   PACIFICHEM Innovative Strategies for the Synthesis of Nitrogen Heterocycles Symposium – Honolulu, HI, December 15-19, 2015 (Organizers: Profs. R. Danheiser & T. Fukuyama)

86.   Colorado State University – Fort Collins, CO, October 5, 2015 (Host: Prof. Tomislav Rovis)

87.   50th Anniversary Symposium of the Department of Chemistry at the Center for Advanced Studies and Research of the National Polytechnic Institute (Cinvestav) – Mexico City, Mexico, September 28-29, 2015 (Host: Prof. J.A.L. Montelongo)

88.   10th International Congress of Pharmaceutical Sciences (CIFARP; http://www.cifarp.com.br– Ribeirão Preto, Brazil, September 5-9, 2015 (Host: Prof. Flavio da Silva Emery)

89.   Wuxi Apptec – Shanghai, China, August 6, 2015 (Host: Drs. Rujian Ma & Qiang Han)

90.   Shanghai Jiao-Tong University – Shanghai, China, August 5, 2015 (Host: Prof. Wanbin Zhang)

91.   Wuxi Apptec – Wuhan, China, August 4, 2015 (Host: Dr. Rongfeng Gao)

92.   Nanjing University – Nanjing, China, August 3, 2015 (Host: Prof. Guigen Li)

93.   Shanghai Normal University – Shanghai, China, July 30, 2015 (Host: Prof. Hexing Li)

94.   Heterocyclic Chemistry Gordon Conference  Salve Regina University, RI, June 21-25, 2015

95.   Blue Danube Conference on Heterocyclic Chemistry – Balatonalmádi, Hungary, June 14-18, 2015

96.   Hungarian Academy of Sciences, Organic Chemistry Research Institute – Budapest, Hungary, June 12, 2015 (Host: Prof. Tibor Soós)

97.   Paul Walden 9thSymposium – Riga, Latvia, May 21-22, 2015 (Host: Prof. Peteris Trapencieris)

98.   University of Pennsylvania – Philadelphia, PA, May 13, 2015 (Student-invited seminar)

99.   Wayne State University – Detroit, MI, April 7, 2015 (Host: Prof. Ladislau Kovari)

100. Anatolian Conference on Synthetic Organic Chemistry – Antalya, Turkey, March 16-19, 2015

101. University of South Florida – Tampa, FL, February 15, 2015 (Host: Prof. Peter Zhang)

102. Texas A&M University– College Station, TX, February 9-10, 2015 (Host: Prof. Kevin Burgess)

103. Rice University – Houston, TX, December 4, 2014 (Host: Prof. K.C. Nicolaou)

104. Kitasato University -JSPS Fellowship Stop#15 –  Tokyo, Japan, December 1, 2014 (Prof. Toshiaki Sunazuka)

105. Gakushuin University- JSPS Fellowship Stop#14 – Tokyo, Japan, November 26, 2014 (Prof. Takahiko Akiyama)

106. Tohuku University -JSPS Fellowship Stop#13 – Sendai, Japan, November 25, 2014 (Prof. Yujiro Hayashi)

107. Advanced Molecular Transformations by Organocatalysts (AMTO) & 7thSymposium on Organocatalysis – The University of Tokyo, Tokyo, Japan, November 21-22, 2014 (Organizer: Prof. Masahiro Terada)

108. Tokyo University of Agriculture and Technology (TUAT) - JSPS Fellowship Stop#12 – Tokyo, Japan, November 20, 2014 (Prof. Kazuo Nagasawa)

109. Tokyo University of Science (TUS) - JSPS Fellowship Stop#11 – Tokyo, Japan, November 19, 2014 (Prof. Isamu Shiina)

110. Tokyo University - JSPS Fellowship Stop#10 – Tokyo, Japan, November 18, 2014 (Prof. Masayuki Inoue)

111. Kyushu University -JSPS Fellowship Stop#9 – Kyusyu, Japan, November 17, 2014 (Prof. Toru Oishi)

112. Okayama University -JSPS Fellowship Stop#8 – Okayama, Japan, November 14, 2014 (Profs. Kazuhiko Takai & Seiji Suga)

113. Ono Pharmaceutical Co., Ltd - JSPS Fellowship Stop#7 – Osaka, Japan, November 13, 2014 (Dr. Toru Maruyama)

114. Kyoto University -JSPS Fellowship Stop#6 – Kyoto, Japan, November 12, 2014 (Prof. Keiji Maruoka)

115. Osaka Univeristy – JSPS Fellowship Stop #5 – Osaka, Japan, November 11, 2014 (Prof. Naoto Chatani)

116. Nagoya University - JSPS Fellowship Stop#4 – Nagoya, Japan, November 10, 2014 (Prof. Kazuaki Ishihara)

117. Takasago International Corporation - JSPS Fellowship Stop#3 – Tokyo, Japan, November 6, 2014 (Dr. Mitsuhiko Fujiwara)

118. Tokyo Institute of Technology (TIT) - JSPS Fellowship Stop#2 – November 5, 2014 (Prof. Nobuharu Iwasawa)

119. Keio University - JSPS Fellowship Stop#1 – Tokyo, Japan, November 4, 2014 (Host: Prof. Noritaka Chida)

120. University of Washington – Seattle, WA, October 22, 2014 (Host: Prof. Gojko Lalic)

121. Amgen Young Investigators’ Symposium – Thousand Oaks, CA, October 15, 2014

122. Brigham Young University (BYU) – Provo, UT, September 26, 2014 (Host: Prof. Daniel H. Ess)

123. KAUST Catalysis Center (KCC), Saudi Arabia, Sept 7-8, 2014 (Host: Profs. Jörg Eppinger & Nikos Hadjichristidis)

124. European Young Investigator Symposium, Larnaca, Cyprus, August 28-30, 2014 (Organizer: Prof. Ilan Marek)

125. Academic Young Investigator Award Symposium, San Francisco, CA, 248thACS National Meeting, August 10, 2014

126. 2014 Stereochemistry Gordon Conference, Salve Regina University, RI, July 27-August 1, 2014

127. Texas A&M University– College Station, TX, July 17, 2014 (Host: Prof. Karen Wooley)

128. Eli Lilly and Company - ACC Summer Seminar Series – Indianapolis, IN, July 7-8, 2014 (Host: Dr. Matthew A. Schiffler)

129. Korean Advanced Institute of Science & Technology (KAIST) – Daejeon, South Korea, June 5, 2014 (Prof. Sukbok Chang)

130. Hanyang University – Seoul, South Korea, June 4, 2014 (Host: Prof. Cheon-Gyu Cho)

131. Roche Shanghai – Shanghai, China, May 30, 2014 (Host: Dr. Yimin Hu)

132. Novartis Shanghai – Shanghai, China, May 29, 2014 (Host: Dr. Haibing Guo)

133. Hengrui Medicine, Co., Ltd – Shanghai, China, May 29, 2014 (Host: Dr. Biao Lu)

134. Shanghai Normal University – Shanghai, China, May 28, 2014 (Host: Prof. Hexing Li)

135. Shanghai Institute of Organic Chemistry (SIOC) – Shanghai, China, May 27, 2014 (Host: Prof. Shuli You)

136. Fudan University – Shanghai, China, May 26, 2014 (Host: Prof. Junli Hou)

137. Shanghai Institute of Materia Medica (SIMM), Shanghai, China, May 26, 2014 (Host: Prof. Yang Ye)

138. The 2014 International Symposium on Organic Synthesis and Drug Development –Xuzhou, China, May 24-25, 2014 (Host: Prof. Guigen Li)

139. Nankai University –Tianjin, China, May 22, 2014 (Host: Prof. Zhen Xi)

140. Tianjin University –Tianjin, China, May 21, 2014 (Host: Prof. Yunfei Du)

141. National Institute of Biological Science (NIBS) – Beijing, China, May 20, 2014 (Host: Dr. Xiangbing Qi)

142. Peking University –Beijing, China, May 19, 2014 (Host: Prof. Tuoping Luo)

143. Janssen Research & Development (J&J),San Diego, CA, May 5-6, 2014 (Host: Dr. Connor Martin)

144. Gilead Sciences,Foster City, CA, April 21, 2014 (Host: Dr. Jake Cha)

145. Pfizer La Jolla – La Jolla, CA, April 11, 2014 (Host: Dr. Douglas Behenna)

146. California Institute of Technology – Pasadena, CA, April 9, 2014 (Host: Prof. Brian Stoltz)

147. University of California Santa Barbara (UCSB) – Santa Barbara, CA, April 7, 2014 (Host: Prof. Armen Zakarian)

148. The Scripps Research Institute – La Jolla, CA, April 4, 2014 (Host: Prof. Phil Baran)

149. Advances in C-H Functionalization Symposium, Dallas, TX, 247th ACS National Meeting, March 17, 2014

150. University of Texas at Austin – Austin, TX, February 24, 2014 (Host: Prof. Michael Krische)

151. Bristol-Myers-Squibb Process Chemistry –New Brunswick, NJ, February 19-20, 2014 (Host. Dr. William Gallagher)

152. School of Pharmacy, University of Wisconsin-Madison –Madison, WI, February 7, 2014 (Host: Prof. Weiping Tang)

153. King Abdullah University of Science and Technology/Winter Enrichment Program (WEP) – Saudi Arabia, Jan 25-31, 2014

154. University of Pécs – Pécs, Hungary, December 19, 2013 (Host: Prof. Tamás Kálai)

155. Vanderbilt University  Nashville, TN, November 4, 2013 (Host: Prof. Gary Sulikowski)

156. University of Missouri-Columbia –Columbia, MO, October 21, 2013 (Host: Prof. Rainer Glaser)

157. University of Hawaii –Honolulu, HI, July 10, 2013 (Host: Prof. Marcus Tius)

158. Heterocyclic Chemistry Gordon Conference  (Short Talk) Salve Regina University, Newport, RI, June 16-21, 2013

159. University of Milan - Spring 2013 Lectureship in Chemistry  Milan, Italy, March 11-15, 2013

160. University of Oklahoma  Norman, OK, February 13, 2013 (Host: Prof. G.R. Addo)

161. Chirality 2012 – Fort Worth, Texas, June 8-10, 2012 (also Member of the Organizing Committee)

162. Intl. Symposium on Physical Organic Chemistry and Synthetic Materials –Nankai University, Tianjin, China, July 1-3, 2011

163. Nanjing University – Nanjing, China, June 29-30, 2011 (Host: Prof. Guigen Li)

164. Novartis Shanghai – Shanghai, China, June 28, 2011

165. Shanghai Normal University – Shanghai, China, June 28, 2011 (Host: Prof. Hexing Li)

166. Hong Kong University of Science and Technology – Hong Kong, China, June 26-27, 2011 (Host: Prof. Jianwei Sun)

167. Peking University Shenzen Graduate School – Shenzen, China, June 25, 2011 (Host: Prof. Zigang Li)

168. East China Normal University (ECNU) –Shanghai, China, June 24, 2011 (Host: Prof. Junliang Zhang)

169. Fudan University – Shanghai, China, June 23, 2011 (Host: Prof. Junli Hou)

170. Shanghai Institute of Organic Chemistry (SIOC) – Shanghai, China, June 22, 2011 (Host: Prof. Shuli You)

171. UT Arlington - November 8, 2010 (invitation by Professor Zoltan Schelly)

172. Angiokem Training Workshop (COST)(Rhodos, Greece, September 26-October 1, 2010)

173. Third European Workshop in Drug Synthesis (III EWDSy)– University of Siena, Siena, Italy, May 23-27, 2010

174. South Plains Award Banquet Keynote Speaker – Local Section, American Chemical Society, Lubbock, TX, April 16, 2010

175. Stony Brook University – Stony Brook, NY, January 28, 2010 

176. ETH Lausanne (EPFL)  Lausanne Switzerland, January 13, 2010

177. Helsinki University of Technology - December 18, 2009, Helsinki, Finland (invitation by Professor Ari Koskinen).

178. University of Jyvaskyla - December 16, 2009, Jyvaskyla, Finland (invitation by Professor Petri Pihko).

179. UT Southwestern Medical Center –Dallas, TX, December 3, 2009 (Host: Prof. Jeff DeBrabander)

180. ANGIOKEM – Inhibitors of Angiogenesis: design, synthesis and biological exploitation– Favignana (Egadi Islands off the coast of Sicily), Italy, October 16-18, 2009

181. Natural Products Chemistry, Biology and Medicine II – ESF-COST High Level Research Conference, Acquafredda di Maratea, Italy, August 29-September 3, 2009