- 1971[subject unknown]Independent
 - 1972[subject unknown]Independent
 - 1973[subject unknown]Independent
 - 1974[subject unknown]Independent
 
- 1972[subject unknown]Corporation Member
 - 1973[subject unknown]Corporation Member
 - 1974[subject unknown]Corporation Member
 - 1975[subject unknown]Corporation Member
 - 1986[subject unknown]Corporation Member
 - 1987Spatial Patterns of Differential Gene Expression in the Early Sea Urchin EmbryoFriday Evening Lecturer
 - 1987[subject unknown]Corporation Member
 - 1988[subject unknown]Corporation Member
 - 1989[subject unknown]Corporation Member
 - 1990[subject unknown]Corporation Member
 - 1991[subject unknown]Corporation Member
 - 1992[subject unknown]Corporation Member
 - 1993[subject unknown]Corporation Member
 - 1994[subject unknown]Corporation Member
 - 1995[subject unknown]Corporation Member
 - 1996[subject unknown]Corporation Member
 - 1997[subject unknown]Corporation Member
 - 1998[subject unknown]Corporation Member
 - 1999[subject unknown]Corporation Member
 - 2000[subject unknown]Corporation Member
 - 2009Gene Regulatory Networks: the Genomic Code for Embryonic DevelopmentFriday Evening Lecturer