In 2008, Hammer received The Leo Award from the Flaherty Film Seminar. Her films Generations and Maya Deren’s Sink both won the Teddy Award in 2011 for Best Short Films. Her film "A Horse Is Not A Metaphor" won the Teddy Award for Best Short Film in 2009 it also won Second Prize at the Black Maria Film Festival. It was also selected for several film festivals: the Torino Gay and Lesbian Film Festival, Punta de Vista Film Festival, the Festival de Films des Femmes Creteil, and the International Women’s Film Festival Dortmund/Koln.