51.   Another sister, Laura, an anthropology professor at the University of California, Berkeley, spends summers here.

52.   Another company, Structure Function Genomics in Princeton, N.J., is being started by Gaetano T. Montelione and Stephen Anderson, both professors at Rutgers.

53.   Another factor is the sheer number of mergers that have been announced in recent years, said John C. Coates, a professor at Harvard Law School.

54.   Another success is cited by Barbara Reilly, an executive coach at Turknett and management professor at Georgia State University.

55.   Andrew Metrick, a finance professor at the Wharton School of the University of Pennsylvania, conducted one of the most extensive studies on the question.

56.   Another dentist with the crown machine is Dr. Steven David, who practices in Manhattan and is also a clinical professor at New York University.

57.   Another man was a mathematics professor at the State University of New York at New Paltz with a background in geology.

58.   Arnold Barnett, a professor at Massachusetts Institute of Technology and a consultant on aviation safety, said it was difficult to measure safety simply by accidents.

59.   Armey is an economist and former economics professor at the University of North Texas in Denton.

60.   As a professor at the Sloan School of Management at MIT, Durand applied sampling analysis to subjects like consumer loan defaults and farm mortgages.