RogersSmithKing, Elizabeth D2023-05-222023-05-222009-05-132009-05-13https://repository.upenn.edu/handle/20.500.14332/8753gay rightsmilitarySocial SciencesPolitical ScienceRogers SmithSmith RogersAmerican PoliticsThe Puzzling Persistence of "Don't Ask, Don't Tell"Article