1. Female psychosexual functioning in a male brain produced by some biochemical malfunctioning in the center of bisexual development antagonistic to the gender represented by the gonads may be the cause of transvestism. 2. Transvestism is perverted behavior which has been corrected chemically by the phrenotropic agents nialamide, chiorpromazine, and meprobamate in a patient whose case was presented, resulting in complete negation of transvestitic symptoms and a return to normal behavior.Abstract Teaser