There are approximately 502 million radios in America. For this savvy, far-reaching diary, celebrated journalist and author Sarah Vowell turned hers on and listened - closely, critically, creatively - for an entire year.As a series of impressions and reflections regarding contemporary American culture, and as an extended meditation on both our media and our society, this keenly focused book is as insightful as it is refreshing.Throughout Radio On, and "Vowell's touch is about as delicate as Teddy Kennedy's after a pitcher of martinis and " (Richard Roeper, Chicago Sun-Times).