The oral doctoral examination of Chishu Yin, candidate for the Ph.D. degree, which will be held on Friday, May 8, at 10 a.m. in the Carnegie Building, room 122. Yin’s advisor is Professor Pinyuen Chen. The dissertation examining committee will be composed of Professors Leonid Kovalev and Justin Ko. Professor Kevin Crowston will serve as chair of the defense. The title of the candidate's dissertation is: “Clinical Designs for Two Dependent Binary Endpoints in Comparison with a Control.”