Using publications and inventions (weighted) as a combined technical and scientific productivity criterion, reports on certain work habits, practices, and attitudes were collected from 194 technical and scientific personnel." Analysis of these reports yielded such information as: individuals with greatest accumulated productivity were characterized by more degrees, higher rank, more honorary and professional memberships, more journals read, less belief in equalitarian practices in research units, more belief in voluntary determination of deadlines, and more selflessness of motive.