Only in retrospect did several study participants view the working conditions more critically, as we discuss below.
"It was like buying house insurance when your house is already on fire -- you'll pay anything for it," said Robert McCullough, a former utility executive and energy analyst who has done several studies of the California energy disaster.
Daniel Wann, a psychologist at Murray State University in Kentucky, has done several studies showing that an intense interest in a team can buffer people from depression and foster feelings of self-worth and belonging.
Dr. Nass and his fellow researchers have done several studies showing that a buyer is more willing to purchase a product if the voice selling the product seems to match the buyer's personality.
"If they're seeing 6 and 7percentt growth, that is obviously a concern," said Dan Lashof, a climate change expert at the Natural Resources Defense Council, which has done several studies of Chinese energy use.
"Women are going to be left behind," said Dr. Tracy Camp, a professor at the Colorado School of Mines who is co-chairwoman of the Association for Computing Machinery's Committee on Women in Computing, which has done several studies analyzing the proportion of women studying computer science.
The EPA has done several studies into the link between fracking and water contamination, and they've come up with proof that the two are linked but they just haven't pushed much beyond that.
The department of entomology has done several studies in apiculture, chemical ecology, horticultural pollination, and the behavior of honeybee and bumblebee colonies.
Information synthesis would have been possible, because already in 2002, when the first evaluations were done, several studies comparing GLA with NPH in type 1 diabetes did exist.
Interested in predictors of the time course of recovery and prognosis, we focused not only on clinical data as did several previous studies, but also included parameters of a comprehensive diagnostic programme in the univariate and multivariate analyses.
