“…Within the group contingency literature several positive features have been documented (e.g., McLaughlin, 1974;Skinner, Cashwell, & Dunn, 1996;Skinner, Skinner, Skinner, & Cashwell, 1999). Researchers have reported the procedures to be time-saving, inexpensive, effective, easy to learn and implement, and easy to manage in a classroom setting (e.g., Barrish et al, 1969;Grandy et al, 1973;Harris & Sherman, 1973;Packard, 1970). For example, one teacher involved in classroom research stated that initially the program took time from her teaching, however, once she adapted to the data recording and delivering consequences, the results were well worth the sacrifice (McAllister, Stachowiak, Baer, & Conderman, 1969).…”