“…In reviewing numerous studies of social class that date back as far as the mid 1950s (e.g., Hollingshead & Redlich, 1958;Kahl & Davis, 19551, Lundberg (1974) reported that occupation is the best single indicator of social class positions. Thus, this study measured participants' social class with the Duncan Index (Reiss, Duncan, Hatt, &North, 1961). This index, which has been used in various other studies of college students' career development (e.g., Healy, Mitchell, & Mourton, 1987;Luzzo, 19911, provides a weighted index of a person's current or past occupation.…”