Michael S. Roth, a historian and president of California College of the Arts, will become the 16th president of Wesleyan at the beginning of the 2007-08 academic year. Roth, a member of Wesleyan's Class of 1978, has been a professor in history and the humanities since 1983 and is recognized both as a curator and author. He is noted for founding the Scripps College Humanities Institute in Claremont, Calif., as a center for intellectual exchange across disciplines, for his scholarly leadership in the arts community as associate director of the Getty Research Institute in Los Angeles, and for enhancing the…