Barmak Nassirian, a former associate executive director at the Association of Collegiate Registrars and Admissions Officers who is an expert on federal student aid, became director of federal relations and policy analysis at the American Association of State Colleges and Universities in July. Mr. Nassirian worked for Aascu earlier, from 1990 to 1998, as director of federal policy analysis.
Stefano Bertozzi, a senior fellow at the Bill & Melinda Gates Foundation, AIDS expert, and health economist, will become dean of the School of Public Health at the University of California at Berkeley in September. At the Gates foundation, he has directed the HIV and tuberculosis programs and led a team that managed grants in HIV vaccine development, biomedical prevention research, and other HIV topics.
Paul Tiyambe Zeleza, dean of the Bellarmine College of Liberal Arts at Loyola Marymount University, has been appointed vice president for academic affairs at Quinnipiac University.
Anders W. Hall, who oversees public securities at Duke University, has been named Vanderbilt University's new vice chancellor for investments and chief investment officer, effective September 3.
Frank O. Mora, who was deputy assistant secretary of defense for the Western Hemisphere in the U.S. Defense Department, has become director of the Latin American and Caribbean Center at Florida International University.
Mary Ellen Petrisko, a vice president at the Middle States Commission on Higher Education, will become president of another accrediting agency, the Western Association of Schools and Colleges' Senior College and University Commission, in September.
Aaron M. Podolefsky said last week that he would step down as president of Buffalo State College on July 31 to focus on his health and continue treatment for prostate cancer. He has been on sick leave since May. Howard Cohen, chancellor emeritus at Purdue University Calumet, will serve as interim president.
Rubby Sherr, a professor emeritus of physics at Princeton University, died July 8 in Haverford, Pa. He was 99. In the 1940s, when he was affiliated with the Massachusetts Institute of Technology, he was part of a team at the Los Alamos National Laboratory that developed the "trigger" for the plutonium-fired atomic bomb produced by the Manhattan Project. The detonation of that bomb in 1945 marked the beginning of the Atomic Age. Mr. Sherr published academic papers over a period of nearly 80 years.