31.   Mayr, an evolutionary biologist, along with Dr. George Gaylord Simpson was a prominent figure in the synthesis.

32.   May I add an academic point that intrigues me as an evolutionary biologist?

33.   Now, evolutionary biologists say it is their turn to take a crack at the family.

34.   Now along comes evolutionary biologist Thomas B. Smith, associate professor at San Francisco State University and director of the Center for Tropical Research.

35.   Perhaps the most influential and best-known evolutionary biologist since Charles Darwin, Gould touched off numerous debates by challenging scientists to rethink evolutionary patterns and processes.

36.   Rather, he is contending with the aggressively atheistic philosophies of a few leading evolutionary biologists, most notably Richard Dawkins.

37.   Researchers, particularly Dr. Loren Rieseberg, an evolutionary biologist at Indiana University in Bloomington and colleagues, took an interest in the anomalous sunflower for other reasons.

38.   Several explanations have been suggested for the existence of imprinted genes but the neatest is one proposed by Dr. David Haig, an evolutionary biologist at Harvard University.

39.   So closely entwined are their lives that a number of evolutionary biologists argue that dogs and humans have co-evolved.

40.   So closely entwined are the lives of dogs and their owners that a number of evolutionary biologists argue that dogs and humans have co-evolved.