More students than ever are pursuing graduate education in science and engineering and those doing so represent a greater proportion of non-white ethnic groups and of women. "Even more than the trend toward gender parity, increasing racial and ethnic diversity has represented the largest change in the demographic composition of S&E graduate students in the United States: white, non-Hispanic students accounted for 71 percent of all U.S. citizens and permanent residents enrolled in 2000, as compared with 66 percent in 2007," a new National Science Foundation report says.

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