Perceived Control: Theory, Research, and Practice in the First 50 YearsThe concept of the locus of control is one of the most influential in all of the psychological sciences. Initially proposed by Julian Rotter in 1966, the year 2016 marks the 50th anniversary of this remarkable breakthrough, subsequently inspiring thousands of research studies in the human sciences research that has only served to deepen the utility of this amazing concept. Edited by John W. Reich and Frank J. Infurna, Perceived Control: Theory,