A California-born fiction and non-fiction author and screenwriter, she is best known for works such as The Castle of Los Angeles (2010 novel); The Halloween Encyclopedia (2003 non-fiction work); and The Lucid Dreaming (2009 novella). Her 2006 short story, Tested, received the
She entered the film industry in Los Angeles in the late 1970s. In the mid-1990s, she began publishing her first horror-genre short stories.
She won the Horror Writers Association's President's Richard Laymon Award for two consecutive years.
She was raised in Pasadena, California.
She co-wrote the film, Meet the Hollowheads, which starred Juliette Lewis.