Document Type

Dissertation

College

College of Arts and Sciences

Department

Psychology

Degree

PhD in Behavior Analysis

Dissertation Defense Date

2018

First Committee Member

Hanley, Gregory P.

Second Committee Member

Pinkston, Jonathan W.

Third Committee Member

Roscoe, Eileen M.

Additional Committee Member(s)

Thompson, Rachel H.

Abstract

"Persons with autism often engage in multiple topographies of problem behavior. Conducting functional analyses of each form as recommended by Hanley, Iwata, and McCord (2003) may be too time consuming. As an alternative, we progressively applied procedural extinction in test conditions that were differentiated from their control conditions to determine response class membership of multiple topographies of problem behavior. During interview-informed and synthesized test conditions, all reported problem behaviors were initially reinforced for ten consecutive participants. The progressive application of procedural extinction, based on the procedures described by Magee and Ellis (2000), was then implemented during which problem behavior types were sequentially placed on extinction for five participants. Expedited or brief extinction analyses were conducted with the remaining participants in which all but the most concerning topography of problem behavior were placed on extinction. Results showed that for nine out of ten participants the most concerning topographies were evoked and maintained by the same contingencies as the less severe forms of problem behavior (results were inconclusive for one). We highlight the conditions under which a progressive, expedited, or brief extinction analysis should be considered when functionally analyzing multiple topographies of problem behavior."

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