Don Ahrens is Professor Emeritus at Modesto Junior College in Modesto, California. The best-selling author of two Cengage Learning texts, Professor Ahrens received the Textbook and Academic Authors Association's McGuffey Longevity Award for the 9th Edition of his market-leading METEOROLOGY TODAY. He has influenced countless professionals in the field of atmospheric science as well as hundreds of thousands of students who use his books to better understand weather and climate. In 2007, the National Weather Association awarded Professor Ahrens a lifetime achievement award for these accomplishmen...