In this intriguing volume, Merrie G. Klapp explains how regulatory decisions in such crucial areas as public health, technological safety, and environmental quality are molded and recast. She finds that scientific uncertainty is a key factor, with agencies, interest groups, Congress, and the courts attempting to shift responsibility of proof or varying the standard of proof according to the pressures brought to bear on the issue. In general, Professor Klapp finds that when citizens or industrialists organize to protest a regulatory decision and when the legislature or the courts take...