Affiliations Courses Research 1972[position unknown]University Of Illinois1975[position unknown]University Of Illinois1981[position unknown]Dupont Corporation1982[position unknown]Dupont Corporation1983[position unknown]Dupont Corporation1984[position unknown]Dupont Corporation 1972Marine Ecology 1972Student1975Training Program In Microbial Ecology 1975Research Associate1981Microbial Ecology 1981Faculty/Staff/Lecturer1982Microbial Ecology 1982Faculty/Staff/Lecturer1983Microbial Ecology 1983Faculty/Staff/Lecturer1984Microbiology 1984Faculty/Staff/Lecturer 1975[subject unknown]Research Assistants