“…A wide-range of timeout durations between these extremes have been cited in the literature (Angold, 1989;Carpenter, Hannon, McCleery, & Wanderling, 1988a, 1988bHafner, Lammersma, Ferris, & Cameron, 1989;Kalogjera, Bedi, Watson, & Meyer, 1989;Wong, Woolsey, Innocent, & Liberman, 1988). Attempts have been made to determine the role of duration in timeout effectiveness and to establish guidelines for selecting most effective timeout durations, generally producing inconclusive results (Benjamin, Mazzarins, & Kupfersmid, 1983;White, Nielsen, &Johnson, 1971).…”