 In addition to his position at Michigan State University, Fossel has lectured at the National Institute for Health, the Smithsonian Institution, and at various other universities and institutes in various parts of the world.Fossel served on the board of directors for the American Aging Association and was their executive director.Fossel has written numerous articles on aging and ethics for the Journal of the American Medical Association and "In Vivo", and his first book, entitled "Reversing Human Aging" was published in 1996.