What Are The Types Of Preference Assessments?

What Are The Types Of Preference Assessments? There are many types of preference assessments that have been used successfully to identify reinforcers. Two common preference assessments are the forced-choice stimulus preference assessment (Fisher, et al., 1992) and the brief or free-operant stimulus preference assessment (Roane, Vollmer, Ringdahl & Marcus, 1994). What are the preference assessments?