Source: ABAisSCIENCE .
Dr. Sidney W. Bijou along with the first identified founder of applied behavior analysis taught the other two fathers of applied behavior analysis Dr. Montrose M. Wolf & Dr. Todd Risley and prior to that Dr. Bijou & Dr. Baer taught Dr. Ole Ivar Lovaas. Dr. Bijou did the first systematic program of research in the experimental analysis of child behavior publishing in 1955 on the research.