CAMBRIDGE, MA - NOVEMBER 4: Massachusetts Institute of Technology professor of linguistics Noam Chomsky speaks during a program titled "Why Iraq?" attended by an overflow crowd at Harvard University November 4, 2002 in Cambridge, Massachusetts. Chomsky has been outspoken in his criticism of U.S. foreign policy. (Photo by William B. Plowman/Getty Images)
TUCSON, Ariz. (AP) - An academia rock star is joining the University of Arizona faculty.