I was educated in South Africa and Britain both in philosophy and psychology. Studied with B.A.Farrell, K. Popper, and C.A. Mace.Had academic appointments at University of London,Indiana University, Michigan State U.U. of Tennessee and U. of Guelph,Canada). Published c.100 papers in experimental psychology and theoretical psychology.Associate Editor of Psychologische Forschung Founded Lessing Institute. etc