1. University of Nebraska - June 4, 1969 - "A Total Synthesis and the Stereochemistry of Elaeocarpidine"
2. Boston University - November 24, 1969 - "A Total Synthesis and the Stereochemistry of Elaeocarpidine"
3. Providence College - April 8, 1970 - "A Total Synthesis and the Stereochemistry of Elaeocarpidine"
4. University of Vermont - May 4, 1970 - "A Total Synthesis and the Stereochemistry of Elaeocarpidine"
5. Eli Lilly - August 25, 1970 - "A Total Synthesis and the Stereochemistry of Elaeocarpidine"
6. Dartmouth College - September, 1970 - "Chemical Warfare"
7. Merck Sharp and Dohme, West Point - October 19, 1972 - "A Total Synthesis and the Stereo chemistry of Elaeocarpidine"
8. University of Waterloo - February 5, 1973 - "A Non-aqueous Hydrolysis of Amides and Nitriles"
9. University of Waterloo - February 5, 1973 - "A Total Synthesis and the Stereochemistry of Elaeocarpidine"
10. University of Waterloo - February 6, 1973 - "Organic Chemicals and Cancer"
11. University of Waterloo - February 7, 1973 - "Chemical Warfare"
12. General Electric, Schenectady - February 27, 1973 - "A Non-aqueous Hydrolysis of Amides and Nitriles"
13. General Electric, Schenectady - February 27, 1973 - "A Total Synthesis and the Stereochemistry of Elaeocarpidine"
14. SUNY, Albany - February 28, 1973 - "A Non-aqueous Hydrolysis of Amides and Nitriles"
15. SUNY, Albany - February 28, 1973 - "A Total Synthesis and the Stereochemistry of Elaeocarpi dine"
16. Boston College - April, 1973 - "A Non-aqueous Hydrolysis of Amides and Nitriles"
17. Boston College - April, 1973 - "A Total Synthesis and the Stereochemistry of Elaeocarpidine"
18. Dartmouth College (Chemistry 1 Guest Lecture) - May 28, 1973 - "Pesticides and Pesticide Alternatives"
19. Dartmouth College (Chemistry 1 Guest Lecture) - May 28, 1973 - "Insect Pheromones and De fensive Substances -- A New Approach to Pest Control"
20. Dartmouth College - November 14, 1973 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
21. Dartmouth College, Biochemistry Club - November 28, 1973 - "Organic Chemicals and Cancer"
22. Smith College - December 11, 1973 - "Organic Chemicals and Cancer"
23. University of Maine, Orono - March 5, 1974 - "Organic Chemicals and Cancer"
24. Boston University - March 11, 1974 - "Organic Chemicals and Cancer"
25. Dartmouth College - March 13, 1974 - "1,2,3,4,6,7,12,12b-Octahydro-indolo[2,3-a]quinolizine - A Versatile Molecule"
26. University of Oregon - March 24, 1974 - "A Non-aqueous Hydrolysis of Amides and Nitriles"
27. University of Oregon - March 24, 1974 - "A Total Synthesis and the Stereochemistry of Elaeo carpidine"
28. University of Oregon - March 25, 1974 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
29. University of Oregon - March 25, 1974 - "Organic Chemicals and Cancer"
30. Wellesley College - April 18, 1974 - "Organic Chemicals and Cancer"
31. Dartmouth College - May 15, 1974 - "Organic Chemicals and Cancer"
32. University of New Hampshire - September 24, 1974 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
33. University of New Hampshire - September 24, 1974 - "Organic Chemicals and Cancer"
34. University of Vermont - November 21, 1974 - "Organic Chemicals and Cancer"
35. Clark University - December 12, 1974 - "Organic Chemicals and Cancer"
36. Holy Cross - April 7, 1975 - "Organic Chemicals and Cancer"
37. Wheaton College - April 29, 1975 - "Organic Chemicals and Cancer"
38. Wesleyan University - September 12, 1975 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
39. Dartmouth College - September 24, 1975 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
40. Hunter College - October 10, 1975 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
41. Ventron Corporation - October 17, 1975 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
42. Mount Holyoke - October 22, 1975 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
43. Merck Sharp and Dohme, West Point - November 13, 1975 - "Sodium Borohydride in Car boxylic Acid Media - A Novel Synthetic Method"
44. Worcester Polytechnic Institute - May 6, 1976 - "Organic Chemicals and Cancer"
45. Dartmouth College - September 22, 1976 - "Synthesis and Carcinogenesis of Polynuclear Aromatic Hydrocarbons"
46. Beta Sigma Phi (local chapter) - January 5, 1977 - "Organic Chemicals and Cancer"
47. University of Massachusetts, Amherst - April 5, 1977 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
48. Northeastern University - April 20, 1977 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
49. Pfizer Central Research - July 7, 1977 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
50. Lehigh University - August 1, 1977 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
51. Upjohn - August 8, 1977 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
52. Morton Chemical Company - August 10, 1977 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
53. University of Minnesota - August 15, 1977 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
54. University of Nebraska - August 17, 1977 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
55. Colorado State University - August 19, 1977 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
56. University of Utah - August 22, 1977 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
57. University of Nevada - August 24, 1977 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
58. University of California, San Diego - January 11, 1978 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
59. California State University, Los Angeles - January 17, 1978 - "Sodium Borohydride in Car boxylic Acid Media - A Novel Synthetic Method"
60. University of Oregon - January 24, 1978 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
61. University of Arizona - March 2, 1978 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
62. California Institute of Technology - April 11, 1978 - "Synthesis and Carcinogenesis of Polynuclear Aromatic Hydro carbons"
63. California Institute of Technology - April 11, 1978 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
64. University of Southern California - May 2, 1978 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
65. University of Cincinnati - June 16, 1978 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
66. Eastman Kodak Research Laboratories - June 30, 1978 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
67. Dartmouth College - September 20, 1978 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
68. USV Pharmaceutical Corporation - February 13, 1979 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
69. Polaroid Corporation - March 19, 1979 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
70. Dartmouth College (Student Initiated Seminar 6) - April 17, 1979 - "Pesticides and Pesticide Alternatives"
71. Dartmouth College (Student Initiated Seminar 6) - April 20, 1979 - "Chemical Warfare"
72. Beta Sigma Phi (local chapter) - April 24, 1979 - "Organic Chemicals and Cancer"
73. Ventron Metal Hydrides Seminar - May 15-17, 1979 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
74. Dartmouth College (Chemistry 59 special lectures) - May 21-23, 1979 - "Organic Chemicals and Cancer"
75. Ciba-Geigy Corporation - June 14, 1979 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
76. University of Connecticut - October 10, 1979 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
77. Boston College - November 1, 1979 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
78. Hoechst-Roussel Pharmaceuticals - November 7, 1979 - "Synthesis and Carcinogenesis of Poly nuclear Aromatic Hydrocarbons"
79. Hoechst-Roussel Pharmaceuticals - November 7, 1979 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
80. Hoechst-Roussel Pharmaceuticals - November 7, 1979 - "Synthesis and Spectra of Indolo[2,3-a]quinolizidines"
81. Dartmouth College (Fire and Skoal Senior Society) - April 10, 1980 - "Pesticides and Pesticide Alternatives"
82. Merck Sharp and Dohme, West Point - May 1, 1980 - "Synthesis and Spectra of Indolo[2,3-a] quinolizidines"
83. Burroughs Wellcome - May 6, 1980 - "Synthesis and Carcinogenesis of Polynuclear Aromatic Hydrocarbons"
84. Burroughs Wellcome - May 6, 1980 - "Sodium Borohydride in Carboxylic Acid Media - A Novel Synthetic Method"
85. Burroughs Wellcome - May 6, 1980 - "Synthesis and Spectra of Indolo[2,3-a]quinolizidines"
86. National Institute of Environmental Health Sciences, Research Triangle Park, NC - May 7, 1980 - "Synthesis and Carcinogenesis of Polynuclear Aromatic Hydrocarbons"
87. Vietnam Veterans of America, New Hampshire Chapter, Manchester, NH - June 14, 1980 - Invited Speaker at Agent Orange Informational Seminars
88. ITT Rayonier, Shelton, Washington - August 18, 1980 - "Bugs and Their Juices -- Insect Pheromones and Related Topics"
89. Dartmouth College - September 24, 1980 - "Bugs and Their Juices -- Insect Pheromones and Related Topics"
90. Mary Ellen Simko Agent Orange Seminar, Nashua, NH - October 16, 1980 - Invited Speaker at Agent Orange Informational Seminars
91. Dartmouth College, Sigma Xi Lecture - February 17, 1981 - "The Chemistry of Winemaking"
92. Clark University - April 16, 1981 - "Synthesis and Carcinogenesis of Polynuclear Aromatic Hydrocarbons"
93. Nashua Public Library, Nashua, NH - May 27, 1981 - Invited Speaker at Agent Orange Infor mational Seminars
94. Rensselaer Polytechnic Institute - September 24, 1981 - "Synthesis of Elaeocarpus and Ellipti cine Alkaloids"
95. Mount Holyoke - October 7, 1981 - "Synthesis of Elaeocarpus and Ellipticine Alkaloids"
96. Middlebury College - April 15, 1982 - "Synthesis of Elaeocarpus and Ellipticine Alkaloids"
97. Dartmouth College - May 26, 1982 - "Synthesis and Carcinogenesis of Polynuclear Aromatic Hydrocarbons"
98. University of Western Ontario - December 1, 1982 - "Synthesis of Elaeocarpus and Ellipticine Alkaloids"
99. McMaster University - December 2, 1982 - "Synthesis of Elaeocarpus and Ellipticine Alkaloids"
100. University of Waterloo - December 3, 1982 - "Synthesis of Elaeocarpus and Ellipticine Alka loids"
101. University of Massachusetts at Boston - April 20, 1983 - "Synthesis of Elaeocarpus and Ellip ticine Alkaloids"
102. Brandeis University - November 14, 1983 - "Synthesis of Elaeocarpus and Ellipticine Alkaloids"
103. Bard College - April 30, 1984 - "Synthesis of Elaeocarpus and Ellipticine Alkaloids"
104. Ciba-Geigy Corporation - May 8, 1984 - "Synthesis of Elaeocarpus and Ellipticine Alkaloids"
105. Northeastern University - May 24, 1984 - "Synthesis of Elaeocarpus and Ellipticine Alkaloids"
106. Colby-Sawyer College (Senior Nursing Class) - October 23, 1984 - "Organic Chemical Toxi city"
107. Colby-Sawyer College (Senior Nursing Class) - December 11, 1984 - "Organic Chemical Toxicity"
108. Wayne State University - January 23, 1985 - "Syntheses of the Anti-cancer Drug Ellipticine and Related Pyridocarbazoles"
109. Warner-Lambert Company - January 24, 1985 - "Syntheses of the Anti-cancer Drug Ellipticine and Related Pyridocarbazoles"
110. Smith Kline & French Laboratories - March 21, 1985 - "Syntheses of the Anti-cancer Drug Ellipticine and Related Pyridocarbazoles"
111. University of Massachusetts at Amherst - October 1, 1985 - "Adventures in Alkaloid Synthesis: Ellipticine, Aristotelia, and Elaeocarpus"
112. Utah State University - October 16, 1985 - "Adventures in Alkaloid Synthesis: Ellipticine, Aristotelia, and Elaeocarpus"
113. University of Utah - October 17, 1985 - "Adventures in Alkaloid Synthesis: Ellipticine, Aristotelia, and Elaeocarpus"
114. Bristol-Myers Pharmaceutical Research & Development Division - January 21, 1986 - "Adven tures in Alkaloid Synthesis: Ellipticine, Aristotelia, and Elaeocarpus"
115. University of Vermont - February 4, 1986 - "Adventures in Alkaloid Synthesis: Ellipticine, Aristotelia, and Elaeocarpus"
116. Dartmouth College - October 1, 1986 - "Adventures in Alkaloid Synthesis: Ellipticine, Aristotelia, and Indolo[2,3-a]quinolizine"
117. University of Virginia - November 10, 1986 - "Adventures in Alkaloid Synthesis: Ellipticine, Aristotelia, and Indolo[2,3-a]quinolizine"
118. Ventron Corporation - November 25, 1986 - "Reactions of Sodium Borohydride in Carboxylic Acid Media"
119. Philadelphia Organic Chemist's Club - January 20, 1987 - "Heterocycle Metalation: Novel Synthetic Routes to Indole Alkaloids"
120. Princeton Chapter of the American Chemical Society - January 21, 1987 - "The Chemistry of Wine Making"
121. Ayerst Laboratories - January 22, 1987 - "Adventures in Alkaloid Synthesis: Ellipticine, Aristoteline, and Indolo[2,3-a]quinolizine"
122. Wyeth Laboratories - January 23, 1987 - "Reactions of Sodium Borohydride in Carboxylic Acid Media"
123. Polaroid Corporation - March 26, 1987 - "Adventures in Alkaloid Synthesis: Ellipticine, Aristoteline, and Indolo[2,3-a]quinolizine"
124. Temple University - April 30, 1987 - "Adventures in Alkaloid Synthesis: Ellipticine, Aristoteline, and Indolo[2,3-a]quinolizine"
125. Bucknell University - July 16, 1987 - "Adventures in Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
126. University of Wisconsin - Milwaukee - October 15, 1987 - "Adventures in Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
127. Marquette University - October 15, 1987 - Milwaukee Chapter of Sigma Xi Lecture, "Chemical Carcinogenesis and Related Topics in Chemical Toxicity"
128. Marquette University - October 16, 1987 - "Adventures in Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
129. University of South Carolina - November 16, 1987 - "Adventures in Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
130. Clemson University - November 17, 1987 - "Adventures in Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
131. University of Georgia - November 18, 1987 - "Adventures in Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
132. Georgia Tech - November 19, 1987 - "Adventures in Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
133. SUNY at Geneseo - December 8, 1987 - "Adventures in Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
134. Colby College - March 15, 1988 - "Adventures in Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
135. Dartmouth College - March 30, 1988 - "Reactions of Sodium Borohydride in Carboxylic Acid Media - A Fifteen Year Progress Report"
136. Virginia Polytechnic Institute - April 7, 1988 - "Adventures in Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
137. Rhode Island College - April 20, 1988 - "Adventures in Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
138. Dartmouth College, Senior Seminar - April 26, 1988 - "Recent Developments in Anticancer Drug Research"
139. The BOC Group, Inc. - May 17, 1988 - "Adventures in Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
140. University of Waterloo - August 21, 1988 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
141. Dartmouth College - September 8, 1988 - "Twenty Years of Indole Chemistry"
142. Pfizer Central Research - October 20, 1988 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
143. Wesleyan University - October 21, 1988 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
144. Middlebury College and Vermont Local American Chemical Society Chapter - November 17, 1988 - "Organic Chemicals and Cancer"
145. University of Minnesota at Duluth - November 30, 1988 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
146. North Dakota State University - December 1, 1988 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
147. University of North Dakota - December 2, 1988 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
148. Wellesley College - March 10, 1989 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
149. Ortho Pharmaceutical Co. - May 11, 1989 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
150. McNeil Pharmaceutical Co. - May 23, 1989 - Spring Science Lecture - "The Chemistry of Wine and Winemaking"
151. Southern Methodist University - October 5, 1989 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
152. Dartmouth College - October 20, 1989 - "Herbicide Use: An Essential Deterrent or An Unnecessary Risk?" (panel discussion)
153. Woodstock Union High School (Vermont) - November 20, 1989 - "Pesticides, Herbicides, Synthetic Chemicals and Cancer"
154. Polaroid Corporation - December 15, 1989 - "Recent Developments in Nitrogen Heterocyclic Chemistry"
155. Bates College - January 24, 1990 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
156. Southern Illinois University - March 9, 1990 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
157. Wright State University - May 25, 1990 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
158. Wright State University - May 25, 1990 - Chemistry Club Awards Banquet Lecture - "Organic Chemicals and Cancer"
159. Smith College - September 13, 1990 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
160. University of Connecticut - October 24, 1990 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
161. Concordia University - November 5, 1990 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Indolo[2,3-a]quinolizine"
162. Polaroid Corporation - November 13, 1990 - "Synthetic Approaches to Indolo[2,3-a]- quinolizidine Alkaloids"
163. Boston University - November 26, 1990 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Related Alkaloids"
164. St. Anselm College - February 8, 1991 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Related Alkaloids"
165. University of California at Santa Barbara - August 1, 1991 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Related Alkaloids"
166. San Jose State University - August 6, 1991 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Related Alkaloids"
167. University of Hawaii at Manoa - September 18, 1991 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Related Alkaloids"
168. University of California at Santa Cruz - April 13, 1992 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Related Alkaloids"
169. Hamilton College - October 9, 1992 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Related Alkaloids"
170. Wyeth-Ayerst Research - October 27, 1992 - "Synthesis of Indole Containing Natural Products"
171. Polaroid Corporation - December 10, 1992 - "Aryne Cycloaddition Routes to Polycyclic Aromatic Hydrocarbons"
172. University of Vermont - February 11, 1993 - "Aryne Cycloaddition Routes to Polycyclic Aromatic Hydrocarbons"
173. Friends Wine Tasting Group, Ledyard, CT - April 3, 1993 - "The Chemistry of Wine and Winemaking"
174. Dartmouth College, Department of Chemistry - April 14, 1993 - "Naturally Occurring Organohalogen Compounds: Many More Than You Think!" and "A Sabbatical in Paradise"
175. University of the Virgin Islands, St. Thomas - April 20, 1993 - "Organic Chemicals and Cancer"
176. University of the Virgin Islands, St. Thomas - April 21, 1993 - "Naturally Occurring Organohalogen Compounds: Many More Than You Think!"
177. Florida State University - September 20, 1993 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Related Alkaloids"
178. Dartmouth College - September 29, 1993 - "Synthesis and Reactions of 4H-Furo[3,4-b]indoles: Stable Synthetic Analogues of Indole-2,3-Quinodimethanes"
179. University of Florida - February 10, 1994 - "Cycloaddition Chemistry in the Synthesis of Natural and Unnatural Products"
180. University of Cincinnati - November 9, 1994 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Related Alkaloids"
181. Xavier University - November 11, 1994 - "Adventures in Anticancer Alkaloid Synthesis: Ellipticine and Related Alkaloids"
182. Fordham University - November 30, 1994 - "Adventures in the Synthesis of Anticancer Plant and Marine Alkaloids"
183. Dartmouth College - January 11, 1995 - "The Chemistry of Wine and the Practice of Winemaking"
184. Merrimac College - February 8, 1995 - "Naturally Occurring Organohalogen Compounds"
185. Dartmouth College - February 22, 1995 - "Chemicals Gone Bad: The Specter of Chemical Warfare -- Will It Ever Go Away?"
186. Institute of Paper Science and Technology, Atlanta, GA - May 5, 1995 - "Naturally Occurring Organohalogen Compounds"
187. Hunter College - November 17, 1995 - "Adventures in the Synthesis of Anticancer Alkaloids"
188. Dartmouth College - November 29, 1995 - "Sodium Borohydride in Carboxylic Acid Media - An Implausible Reagent Combination?"
189. Astra Pain Research, Montreal - June 18, 1996 - "New Cycloaddition and Lithiation Chemistry of Heterocycles"
190. Hoffmann-La Roche - June 27, 1996 - "Synthesis and Isolation of Triterpenes"
191. Ciba-Geigy, Marley, Switzerland - September 6, 1996 - "Sodium Borohydride in Carboxylic Acids; A Powerful Synthetic Methodology" and "Novel Indole Metalation and Cycloaddition Chemistry"
192. University of Bremen, Germany - September 9, 1996 - "Adventures in Alkaloid Synthesis"
193. University of Bremen, Germany - September 10, 1996 - "Chemicals in Wine and Winemaking"
194. Royal Institute of Science, Stockholm, Sweden - September 11, 1996 - "Adventures in Alkaloid Synthesis"
195. Royal Institute of Science, Stockholm, Sweden - September 12, 1996 - "Naturally Occurring Organohalogen Compounds"
196. Astra Pain Research, Sodertalje, Sweden - September 13, 1996 - "New Cycloaddition and Lithiation Chemistry of Indoles"
197. Stanford Research Institute - April 17, 1997 - "New Cycloaddition and Lithiation Chemistry of Heterocycles"
198. University of Oregon - April 21, 1997 - "New Cycloaddition and Lithiation Chemistry of Heterocycles"
199. University of New Hampshire - April 29, 1997 - "New Cycloaddition and Lithiation Chemistry of Heterocycles"
200. Rochester Institute of Technology - October 3, 1997 - "The Chemistry of Wine and Winemaking"
201. Markem Corporation, Keene, New Hampshire - February 20, 1998 - "The Chemistry of Wine and Winemaking"
202. University of Florida - May 20, 1998 - "Naturally Occurring Organohalogen Compounds" (Superfund Seminar Program Series)
203. University of Florida - May 21, 1998 - "Novel Indole Chemistry in the Synthesis of Natural Products"
204. Albemarle Corporation - July 24, 1998 - "Naturally Occurring Organobromine Compounds"
205. West Virginia University - July 30, 1998 - "Novel Indole Chemistry in the Synthesis of Natural Products"
206. Clark University - September 14, 1998 - "Novel Indole Chemistry in the Synthesis of Natural Products"
207. University of Vermont - September 17, 1998 - "Novel Indole Chemistry in the Synthesis of Natural Products"
208. Dartmouth College - September 30, 1998 - "Reactions of Munchnones with Nitroheterocycles: A New Synthesis of Pyrrolo[3,4-b]indoles and Related Pyrroles"
209. Coast Guard Academy - October 22, 1998 - Alexander Fellowship Speaker; "Chemical Warfare - Insects and Humans"
210. Wesleyan University - October 23, 1998 - "Novel Indole Chemistry in the Synthesis of Natural Products"
211. Colgate University - October 27, 1998 - "Chlorine: Element from Hell or Gift from God? Nature's Amazing Role in the Organohalogen Controversy"
212. University of Oregon - November 6, 1998 - "Novel Indole Chemistry in the Synthesis of Natural Products" (Distinguished Chemistry Alumni Award seminar)
213. University of Massachusetts at Boston - November 17, 1998 - "Chlorine: Element from Hell or Gift from God? Nature's Amazing Role in the Organohalogen Controversy"
214. St. Anselm College - December 4, 1998 - "Chlorine: Element from Hell or Gift from God? Nature's Amazing Role in the Organohalogen Controversy"
215. Ocean Spray Cranberries, Plymouth, Massachusetts - December 14, 1998 - "The Synthesis and Pharmacology of Novel Synthetic Triterpenoids"
216. New England Nuclear - January 7, 1999 - "New Indole Chemistry" and "Novel Reactions of Sodium Borohydride in Carboxylic Acid Media"
217. Colby College - February 23, 1999 - "Chlorine: Element from Hell or Gift from God? Nature's Amazing Role in the Organohalogen Controversy"
218. University of Bonn - April 19, 1999 - "Novel Indole Chemistry in the Synthesis of Natural Products"
219. University of Bonn - April 19, 1999 - "The Chemistry of Wine and Winemaking"
220. University of Hannover - April 20, 1999 - "Novel Indole Chemistry in the Synthesis of Natural Products"
221. University of Bremen - April 22, 1999 - "Chlorine: Element from Hell or Gift from God? Nature's Amazing Role in the Organohalogen Controversy"
222. Massachusetts Department of Environmental Protection - May 11, 1999 - "Chlorine: Element from Hell or Gift from God? Nature's Amazing Role in the Organohalogen Controversy"
223. Roche Bioscience, Palo Alto, California - October 14, 1999 - "Novel Indole Chemistry in the Synthesis of Natural Products"
224. University of California, Santa Cruz - November 1, 1999 - "Novel Indole Chemistry in the Synthesis of Natural Products"
225. Parke Davis - November 11, 1999 - "Novel Indole Chemistry in the Synthesis of Natural Products"
226. University of California, Santa Cruz - November 18, 1999 - "Sodium Borohydride in Carboxylic Acids - A Powerful Synthetic Methodology"
227. San Jose State University and the Northern California Section of the American Society of Pharmacognosy &endash; "The Fifth Lecture in Natural Products Drug Discovery," November 19, 1999 - "Chlorine: Element from Hell or Gift from God? Nature's Amazing Role in the Organohalogen Controversy"
228. Microcide - February 18, 2000 - "Novel Indole Chemistry in the Synthesis of Natural Products"
229. University of Nevada, Reno - February 25, 2000 - "Novel Indole Chemistry in the Synthesis of Natural Products"
230. University of Oregon &endash; April 7, 2000 &endash; "Chlorine: Element from Hell or Gift from God? Nature's Amazing Role in the Organohalogen Controversy"
231. Oregon State University - April 10, 2000 - "Novel Indole Chemistry in the Synthesis of Natural Products"
232. University of California, Irving - April 19, 2000 - "Novel Indole Chemistry in the Synthesis of Natural Products"
233. University of California, Santa Barbara - May 5, 2000 - "Novel Indole Chemistry in the Synthesis of Natural Products"
234. University of California, Santa Cruz - May 8, 2000 - "Chlorine: Element from Hell or Gift from God? Nature's Amazing Role in the Organohalogen Controversy"
235. Hartnell College - May 18, 2000 - "Bugs and Their Juices: A Look at Insect Pheromones and Allomones"
236. Dartmouth College - October 4, 2000 - "Chlorine: Element from Hell or Gift from God? Nature's Amazing Role in the Organohalogen Controversy"
237. North Dakota State University - October 9, 2000 - "The Chemistry of Wine and Winemaking"
238. North Dakota State University - October 10, 2000 - "Novel Indole Chemistry in the Synthesis of Natural Products"
239. U.S. Department of Agriculture, Fargo, North Dakota - October 11, 2000 - "Chlorine: Element from Hell or Gift from God? Nature's Amazing Role in the Organohalogen Controversy"