Book reviews in this article:Lawshe, C. H.,andBalma, MichaelJ.Principles of Personnel Testing.Smith, HenryClay.Sensitivity to People.Chiselli, EdwinE.The Validity of Occupational Aptitude Tests.Tannenbaum, ArnoldS.Social Psychology of the Work Organization.Miller, ErnestC.Objectives and Standards.Valentine, RaymondF.Performance Objectives for Managers.Sayles, LeonardR.,andStrauss, Geohge.Human Behavior in Organizations.Morgan, JohnS.Practical Guide to Conference LeadershipBooks and Materials Received