Barbara Gregorich is the author of Women at Play: The Story of Women in Baseball, as well as She's on First, a baseball novel. She has written for both adults and children throughout her career, but never in the same book. Jack and Larry is a story that can be enjoyed by people of all ages. Gregorich lives in Chicago and is a member of the Author's Guild, the Association of Children's Book Writers and Illustrators, the Mystery Writers of America, and the Society for American Baseball Research. Barbara Gregorich's website is www.barbaragregorich.com.