“…However, if the breadth of stimulus control is atypically limited, the outcome has been termed restricted stimulus control (Dube & McIlvane, 1997; Litrownik, McInnis, Wetzel‐Pritchard, & Filipelli, 1978) or stimulus overselectivity (reviewed in Lovaas, Koegel, & Schreibman, 1979; and Dube, 2009). Atypically restricted stimulus control is often observed in individuals who have intellectual or neurodevelopmental disabilities such as autism spectrum disorders, and it is a widely acknowledged problem in the education of such individuals (e.g., Barthold & Egel, 2001; Bickel, Richmond, Bell, & Brown, 1986; Schreibman, 1997). For example, special‐education students may identify printed words or other similar arrays of characters on the basis of the initial letter only (e.g., Dickson, Wang, Lombard, & Dube, 2006).…”