When philosophy professor Adam Briggle moved to Denton, Texas, he had never heard of fracking. Only five years later he would successfully lead a citizens' initiative to ban hydraulic fracturing in Denton -- the first Texas town to challenge the oil and gas industry. On his journey to learn about fracking and its effects, he leaped from the ivory tower into the fray. Briggle brings us to town hall debates and neighborhood meetings where citizens wrestle...