He was study director for the Gallup Organization from 1958 to 1977.
"It's an insider's view," said Joann Sorra, senior study director at Westat, a private research company, who led the A.R.H.Q.
"He was the chief architect of the study," said Dr. William B. Kannel, who succeeded Dr. Dawber as the study director in 1966.
I met with Roland Griffiths, professor of behavioural biology and of neuroscience and the study director at the BPRU, after each day's battery of tests.
Dwayne Day, the study director of "Defending Planet Earth," a comprehensive report published last year by the National Research Council, said, "We're talking about very small risks — if a big asteroid was out there, we'd have seen it by now.
An article in Science Times on Dec. 25 about research into the lives of people who live to age 100 misstated the years that the study director, Dr. Thomas T. Perls, held a geriatrics fellowship at Harvard.
In 1962 he earned a Ph.D. in sociology from the University of Chicago, adding it to earlier degrees in theology, and joined the staff of the National Opinion Research Center in Chicago, serving as its senior study director until 1968.
Great Lakes water levels are near historic lows, approaching the low point of a natural cycle that Ted Yuzyk, a study director for Canada, is still not yet well understood.
