Jack Halberstam, also known as Judith Halberstam, is an American academic and author, best known for his book Female Masculinity (1998). His work focuses largely on feminism and queer and transgender identities in popular culture. Since 2017, Halberstam has been a professor in the department of English and Comparative Literature and the Institute for Research on Women, Gender, and Sexuality at Columbia University. Previously, he worked as both director and professor at The Center for Feminist...