The Disability PendulumSigned into law in July 1990, the Americans with Disabilities Act (ADA) became effective two years later, and court decisions about the law began to multiply in the middle of the decade. In The Disability Pendulum, Ruth Colker presents the first legislative history of the enactment of the ADA in Congress and analyzes the first decade of judicial decisions under the act. She assesses the success and failure of the first ten years of litigation under