"A must-have for every science-fiction writer. Edward M. Lerner has produced the best-ever guide to putting the science in science fiction, and he's done it with clarity, wit, and panache. A terrific book -- I'm recommending it to all my colleagues, and to all those who hope someday to be professional SF writers."-- Robert J. Sawyer, Hugo Award-winning author of Quantum Night "I am entertained and enlightened."--Larry Niven, author of Ringworld "A...