Tom W. Tillman, professor emeritus of audiology and hearing sciences and former associate dean of the School of Speech, died March 27 .
A celebration of Mr. Tillman's life will be held on the Evanston campus later this year.
Mr. Tillman, 68, was a member of the faculty for 31 years before retiring in 1991. He joined the faculty shortly after receiving his Ph.D. in audiology from Northwestern.
He served as associate dean of the School of Speech from 1972 to 1990, acting dean of the school in the summer of 1983 and interim dean in January 1988. He was a member and chair of numerous committees at Northwestern, including university-wide committees and those in the School of Speech and department of communication sciences and disorders. He was a member of the General Faculty Committee and a member of the University Press board, serving as chair from 1980 to 1985.
Mr. Tillman was a member of the American Speech Language and Hearing Association and served on many of the group's committees. He also served on committees of the National Institutes of Health. He contributed numerous research articles to various scientific and professional journals.
Mr. Tillman directed Ph.D. dissertations at Northwestern and was on other Ph.D. dissertation committees in audiology and hearing impairment, speech/language pathology and civil engineering.
Mr. Tillman, a resident of Wilmette, is survived by his wife, Helen; a son Greg; a daughter Christi; and five grandchildren, Douglas, Claire, Jessica, Julia and Kathryn.
Donations in his name may be made to the American Heart Association, 7272 Greenville Ave., Dallas, Texas 75231.