The number of studies that have appeared in the news during recent years on the chemical bisphenol A (BPA) is staggering. Few substances undergo such scrutiny. So why BPA? Mattie Duppler of American’s for Tax Reform’s Cost of Government project answers that question in an article for The Hill’s Congress Blog: Congress has poured millions of dollars ($170 million since 2000) into BPA research for what amounts to little more than a witch hunt. Follow the money and you may find a strong statistical association between government funding and the increased number of research studies that link BPA to various health ailments. Read more.