“…Four studies were conducted in Canada and 21 studies were conducted in the United States. Ten studies were published in peer-reviewed journals (Baker, Rude, Sasso, & Weishahn, 1994;Binkard, 1985;Dunst, 2012;Gilfoyle & Gliner, 1985;Rosenbaum et al, 1986b;Snart & Maguire, 1986, 1987, whereas the other studies were reported either in dissertation or master theses (Baker, 1991;Illmann, 1990;Johnson, 1998;Powell, 1985;Russell, 1993;Schumacher, 1998;Thorton-Biddle, 1983;Zucker, 1988) or were conference presentations or unpublished articles (Anderson, Del-Val, Griffin, & McDonald, 1983;Chase, Lebewohl, Mulcahy, & Shiffer, 1983;PACER Center, 1986;Pendzick, 1983).…”