Kathrine Switzer changed the world of running. This narrative biography follows Kathrine from running laps as a girl in her backyard to becoming the first woman to run the Boston Marathon with official race numbers in 1967. Her inspirational true story is for anyone willing to challenge the rules. The compelling collage art adds to the kinetic action of the story. With tension and heart, this biography has the influential power to get readers into running. An excellent choice for sports fans, New Englanders, young dreamers, and competitive girls and boys alike.