Blackboards; Einstein, Albert, 1879-1955; Sitter, Willem de
Dr. Willem de Sitter looks on as Albert Einstein points up. A blackboard with computations is mounted behind them. "for my young friend Kathleen Drucker from de Sitter's daughter. Theodora Smit" is written on the back of the photograph.
Nonprofit organizations; Success; Money; Management; Knowledge workers; Rosenstein, Bruce
Peter Drucker discusses his thoughts on various topics including his observations of individuals who have made career decisions based upon being money-focused versus achievement-focused, and his own ability to continually re-invent himself. He goes...