21.   An environmentalist and a professor at the University of the Virgin Islands, Davis points out various plants and tells something about each one.

22.   An engineering professor at the University of California at Berkeley has been hired to examine the problem.

23.   An education professor at Arizona State University in Tempe and two others have been ordered to shut down a Web site that touted allegedly fraudulent investments.

24.   An English professor at the University of Iowa, Lutz is almost weak-kneed from the sheer immensity of the subject and its stubborn resistance to a grand schema.

25.   And a professor at the University of New Mexico may face discipline for joking in class about the Pentagon attack.

26.   And in his research on boards, Robert Stobaugh, a professor at the Harvard Business School, found another complexity.

27.   Ananth Raman is a professor at Harvard Business School in Boston.

28.   And Franklin R. Edwards, a professor at Columbia Business School, foresees rising industry standards.

29.   And it was a particular time, not a single year, said Dr. Clayton Brown, a history professor at Texas Christian University.

30.   And John Coffee, a securities law professor at Columbia University, says that to some extent, both sides are right.