“…The strengths and weaknesses of a given discovery methodology can be evaluated only with specific reference to the phenomena and research questions under study. A guiding principle for thinking about discovery methods and strategies should be methodological pluralism, a willingness to develop and embrace whatever methods and strategies are necessary for understanding the phenomena of interest, including categorical, dimensional, idiographic, nomothetic, variable-based, individual-based, cross-sectional, longitudinal, experimental, quasiexperimental, historical, and ethnographic approaches (Bergman & Magnusson, in press;Bhatara, McMillin, & Krummer, 1995;Gould, 1986Gould, , 1987Magnusson & Allen, 1983;Magnusson & Bergman, 1988;Maton, 1993;McCord, 1993;Shadish, 1995;Shames, 1990).…”