“…The procedural features were based on previous studies that applied operant techniques for threshold assessment in nonhuman subjects (e.g., Blough, 1958;Clevenger & Restrepo, 2006;Gerken & Sandlin, 1977;Langemann, Gauger, & Klump, 1998;Pfingst & Morris, 1993) and young or disabled children (e.g., Berg & Smith, 1983;Fulton & Spradlin, 1971;Moore, Wilson, & Thompson, 1977;Primus & Thompson, 1985;Sinnott, Pisoni, & Aslin, 1983). Initially, participants learned a simple successive discrimination task (Go/No Go) between the presence and absence of the auditory stimulus generated by the cochlear implant.…”