“…They have been employed with a variety of children in a variety of settings. Their values in working with emotionally disturbed or behaviorally disturbed children (Ayllon & Roberts, 1974;Moser, 1974;Richard, et al, 1973), learning disabled children (McKenzie, et al, 1968;Wadsworth, 1971), educable mentally retarded children (Dalton, et al, 1973 ;Knapczyk & Livingston, 1973), and regular class children (Hodges, 1972;Koch & Breyer, 1974) have been well documented. Token economy systems also have been designed for the home and school (Bailey, et al, 1970;Coleman, 1973;Dickinson, 1974;McLaughlin & Malaby, 1974), showing that behavior can be controlled in one setting by administering reinforcers in another.…”