She was born in Manhattan, New York and is a 1982 graduate of Northwestern University. Chazin spent 18 years in journalism, writing for publications including Family Circle, The Ladies Home Journal, Money Magazine and The New York Times. She is a former senior editor and writer for Reader's Digest, where she won several national awards.
Her first novel in the Georgia Skeehan series, The Fourth Angel, was released in February 2001, followed by Flashover in 2002 and Fireplay in 2003. Her novels received critical praise and have been excerpted in the New York Times. In May 2003, she received the Washington Irving Children's Book Choice Awards for both The Fourth Angel and Flashover.