Class matters for men (much more than for women) when applying to jobs at law firms. Men get a boost for having signals of high-class status on their resumes, but these same signals make women look as if they might not be as committed to the work.
Rivera, Lauren and Andras Tilcsik. 2016. Class Advantage, Commitment Penalty: The Interplay of Social Class and Gender in an Elite Labor Market. American Sociological Review. 81: 1097-113.