This article delineates man's search for sexual pleasure through the aid of drugs and other substances. While myths prevail that drugs create the sexual libertine spirit, scientific evidence indicates that no known drug serves as an aphrodisiac. (Author)

In Study I, reading disability children were tested on perceptual encoding speed with a visual reaction-time task requiring same-different judgements. Performance of disabled children deteriorated as testing progressed, and recovered after a rest. In Study II, the poor readers of Study I were rated by their teachers on a 15-item inventory of…