For a moment Dick Beardsley became the most famous runner in the world by losing a race. In the 1982 Boston Marathon, Beardsley, foiled by a motorcycle that cut him off, finished two seconds behind Alberto Salazar in one of the most memorable contests in marathon history. Staying the Course recounts that race and the difficult years that followed, including his recovery from a near-fatal farm accident, his subsequent addiction to painkillers, and...