Tommy Greenwald's sports novels for young readers, which include Game Changer and its companion novels Rivals, Dinged, and The Right Call, have been on thirty-one state lists, won four state book awards, and have been Amazon Best Book, YALSA Top Ten and Junior Library Guild selections. Greenwald is also the author of the Good Sports League series, among many other books for children. In his day-job, he is the cofounder of Spotco Advertising, a theatrical and entertainment advertising agency in New York City, and the lyricist and co-bookwriter (with Andrew Lippa) of John & Jen, an off-Broadway musical that has been produced around the country and internationally. To read woefully outdated information about Greenwald, visit tommygreenwald.com. He lives in Connecticut.