Cathy Cassidy (born 13 June 1962) is a British author of young adult fiction. She was born in Coventry, but now lives in London. She has written 23 books. She has also been the agony aunt for Shout, a magazine for teenage girls, and she presently has a series of three books about Daizy Star for younger readers. Bio from Wikipedia, the free encyclopedia. Photo from Goodreads.