He became notable as a transhumanist with the book Are You a Transhuman?: Monitoring and Stimulating Your Personal Rate of Growth in a Rapidly Changing World, published in 1989.
Stał się znany jako transhumanista dzięki książce Are You a Transhuman?: Monitoring and Stimulating Your Personal Rate of Growth in a Rapidly Changing World (Czy jesteś transczłowiekiem?