11.   He died of cancer, said a spokeswoman for Manhattan College in New York City, where he was distinguished professor emeritus in environmental engineering and science.

12.   He then transferred to the medical school at the Uniformed Services University of the Health Sciences in Bethesda, where he remained a distinguished professor of surgery.

13.   He suffered a brief illness, according to the State University of New York at Buffalo, where he was distinguished professor emeritus of psychology.

14.   His honors include the title of distinguished professor of education at the University of Chicago.

15.   Instead, he fled back to England, where he eventually became a distinguished professor of political science at the London School of Economics.

16.   No problem, said Dr. Mario R. Capecchi, a distinguished professor of biology and human genetics at the University of Utah.

17.   On the first day of freshman classes, Teaff received a phone call from a distinguished English professor.

18.   Sarah Caldwell, founder and artistic director of the Opera Company of Boston, has accepted an appointment as distinguished professor at the University of Arkansas in Fayetteville.

19.   She is a distinguished professor of education at Concordia University.

20.   The collection is edited, with copious and indispensable explanatory notes, by Richard Pipes, the distinguished professor of Russian history at Harvard University.