This Is NPR: The First Forty Years is a comprehensive look at the history of National Public Radio. The book covers the development of NPR from its early days to its current state, with a focus on its impact on the performing arts and its contribution to the history of the United States in the 20th century. The hardcover book measures 9.5 inches in length, 7.5 inches in width, and 1.2 inches in height, with 272 pages. It is published by Chronicle Books and written by NPR. The book is illustrated and weighs 38.8 ounces.