Karin Kallmaker's novels span lesbian romance, lesbian erotica and lesbian science-fiction/fantasy. More than five dozen short stories have appeared in anthologies and standalone collections. Her writing career began with the venerable Naiad Press, continues with Bella Books and includes more than two dozen novels in print. In 2008, she joined Bella Books as the press's first Editorial Director. When she isn't writing books she is thinking about books.

In previous lives, Karin worked as a non-profit accountant for a senior housing association and a low-income housing lender, and had a brief stint as a document processor on an oil refinery. She is the mother of two teenagers and lives in the San Francisco Bay Area with her partner. She is descended from Lady Godiva, a fact which she will tell anyone who will listen,and she likes her chocolate real and her iPod loud.