This volume contains proceedings from the International School of History of Science, Sixty-Two Years of Uncertainty: Historical Philosophical and Physical Inquiries into the Foundations of Quantum Mechanics, convened at the Ettore Maj orana Centre for Scientific Culture, Erice, Sicily, 5-15 August 1989. In response to the high state of enth, usiasm from the sixty-one participants there were six to eight lectures each day, beginning at 9:00 AM and...