“…In synthetic state, this chemical was claimed to produce the same effect. A number of other researchers also obtained Significant results (e.g., Bryant, Santos, & Byrne, 1972;Guttman, Mattwyshyn, & Warriner, 1972;Malin & Guttman, 1972;McConnell, personal communication). Other research, however, did not show this effect (e.g., Ali, Faesal, Sarantakis, Stevenson, & Weinstein, 1971;Goldstein, Sheehan, & Goldstein, 1971), and a detailed article by Stewart (1972) raised questions about the overall methodology and conclusions of the scotophobin advocates.…”