Purpose: This commentary, written in response to Alan Kamhi's paper, "Treatment Decisions for Children with Speech-Sound Disorders," further considers the "what" or goal selection process of decision making with the aim of efficiency--getting the most change in the shortest time. Method: My comments reflect a focus on the client values piece of…

Purpose: This paper is a personal reaction to Gillam and Gillam's treatise on evidence-based decision making in schools. This evaluation focuses principally on the costs and benefits of clinicians' search for external evidence, potential problems associated with efforts to grade that evidence, and the integration of this evidence with "internal"…

Issues pertaining to the documentation of positive outcomes for severely handicapped learners as a function of their educational programs are addressed, and the value of the general evaluative concept of educational validity is emphasized. Issues related to the current overreliance on the single-subject experimental model are also discussed. (SEW)

This paper discusses the practice of social validity assessment in applied behavior analysis, proposes elements that should be included in state-of-the art assessment procedures, offers a taxonomy of consumers to guide the construction and circulation of assessments, and suggests strategies to improve social validity assessment. (JDD)

This paper argues that many social validity processes in applied behavior analysis are actually measuring consumer satisfaction and not the habilitative validity of goals, procedures, or outcomes. The term "habilitative validation" is proposed to replace social validity, and use of more objective assessment methods is encouraged.…