State Shapes Pennsylvania
Alfred Schrier's work for children has appeared in publications for Disney, Scholastic, Houghton Mifflin, and more.  He lives in Cleveland, Ohio.Erin McHugh is a former publishing executive and author of more than a dozen books, includingThe Little Road Trip Handbook.  She is also the author of several of the books in Black Dog and Leventhal's State Shape series.  She resides in New York City and South Dartmouth, Massachusetts.