31.   Prof. Thomas Patterson, a leading researcher in the Vanishing Voter project at Harvard, said he doubted the plan would accomplish its goals.

32.   She was a leading researcher on AIDS vaccines and was considered an expert on the assessment of vaccines.

33.   So far, Langer and other leading researchers have grown skin, cartilage, a few nerves, some fingers and bladders.

34.   The company was co-founded by Dr. Dennis Selkoe, a leading researcher at Harvard Medical School.

35.   The failure of HIV patients to correctly and consistently take their medication is the greatest obstacle in curing AIDS with drugs, leading AIDS researchers say.

36.   The question troubles many leading researchers.

37.   Their achievement shocked leading researchers who had said it could not be done.

38.   There are two good ways to disguise facial clues, according to a leading researcher in lie detection, Paul Ekman of the University of California at San Francisco.

39.   This misconception coupled with basic ignorance of how they do work is stalling the urgent quest for an AIDS vaccine, claim leading HIV researchers.

40.   To double-check the data, I called the Insurance Institute for Highway Safety, a leading researcher of motor vehicle accidents and their causes.