Andy Mangels is the USA Today best-selling author and co-author of over a dozen novels cowritten with Michael A. Martin. He is also the best-selling author of several nonfiction books, including Star Wars: The Essential Guide to Characters and Animation on DVD: The Ultimate Guide. Michael A. Martin has written numerous Star Trek books and e-books, including the first two bestsellng novels in the Titan series and they Sy Fry Genre Award-winning Star Trek: The Worlds of Deep Space 9, Vol. Two. His work has also been published by Atlas Editions, Star Trek Monthly, Dreamwatch, Grolier Books, Visible Ink Press, The Oregonian, and Gareth Stevens, Inc., for whom he has penned several World Almanac Library of the States nonfiction books for young readers. He lives with his wife, Jenny, and ther two sons in Portland, Oregon.