Substantial commentary and controversy have been generated by the requirement in the new Restatement (Third) of Torts: Products Liability that plaintiffs in most (but not all) cases involving claims of defective product design show that a reasonable alternative design was available and that failure to adopt the alternative rendered the defendant\u27s design not reasonably safe. Henderson and Twerski explain the origins of that requirement in American products liability case law and show that it is not only the majority position but also comports with widely shared views regarding the proper objectives of our liability system. Although consumer expectations cannot serve as a workable, stand-alone test for defective design (except in the impo...