Joey, the chocolate Labrador, loves to run and run. Living in the neighborhood of the Boston Marathon, he runs as many as twelve miles a day, early in the morning, with his dad. But after they return home from a run, Joey still wants more, much more. Keenly observant, he allows no opportunity to explore the world pass him by. But will his insatiable sense of discovery lead him to gratification? Or to danger? And who is the real author of Dogs Don't Look Both Ways?