Underground Kingdom (Paperback) (ISBN-13: 9781937133191)

Ed Packard was born in 1931 in Huntington, New York, and worked as a lawyer before becoming a full-time writer. He wrote the first book in Bantam's classic Choose Your Own Adventure series, The Cave of Time, and wrote many other titles in the series. His book Imagining the Universe (1994), received a Scientific American book award. His recent writings are available at edwardpackard.com.