Stockpiling PhDs for the new millenium.
D001690:Biological Science Disciplines / Q000193:education*; D002321:Career Choice; D004500:Education, Graduate; D004651:Employment; D006801:Humans; D009307:National Academy of Sciences, U.S.; D009488:Neurosciences / Q000193:education; D013038:Specialization; D014481:United States; D000078329:Workforce