“…Ten (6.5%) articles used a random sample in which every member of a given population had an equal chance of being selected. Six of these used a random sample of therapists from professional mental health organizations, such as the American Association for Marriage and Family Therapy (AAMFT; Pais, Piercy, & Miller, 1998) or the American Psychological Association (APA; Kilgore, Sideman, Amin, Baca, & Bohanske, 2005;Kozlowski, Rupert, & Crawford, 1998;Liszcz & Yarhouse, 2005;Sherry, Whilde, & Patton, 2005). Two utilized secondary data from a large representative random sample such as the MacArthur Foundation National Survey of Midlife Development in the United States (Cochran, Sullivan, & Mays, 2003) the San Francisco Men's Health Study (Hays, Turner, & Coates, 1992).…”