“…Using surveys, researchers have found that the majority of parents of children with autism report toileting and urination problems (Whiteley, 2004; Williams, Oliver, Allard, & Sears, 2003), and these concerns have stimulated research specifically with this population. For example, several investigations (Cicero & Pfadt, 2002; Luiselli, 1996, 1997; Post & Kirkpatrick, 2004) have evaluated versions of the Azrin and Foxx (1971) treatment package with children with autism and other pervasive developmental disorders. In the most recent empirical investigation of a version of this treatment package, LeBlanc, Crossett, Bennett, Detweiler, and Carr (2005) reported outcomes for three children with autism who received services at an outpatient clinic.…”