“…Last, several previous studies that investigated the discrimination training procedure to condition reinforcers evaluated the schedule of reinforcement used during discrimination training (e.g., Lauten & Birnbrauer, 1974;Lovaas et al, 1966;Morningstar et al, 1966;Myers, 1960;Myers & Myers, 1963). Myers and Myers examined the effects of different schedules of reinforcement on the effectiveness of the S D as a conditioned reinforcer with typically developing children.…”