Toc: - Foreword - Introduction - Part 1: Historical Antecedents, Current Status, and New Directions 1. "The Challenge of Diversity", Leona E. Tyler, University of Oregon - Part 2: New Methodological Concepts 2. "Developments Toward a Cognitive Design System for Psychological Tests", Susan E. Embretson, University of Kansas 3. "Improving Individual Differences Measurement With Item Response Theory and Computerized Adaptive Testing", David J. Weiss, University of Minnesota 4. "Extension of the MAXCOV-HITMAX Taxometric Procedure to Situations of Sizable Nuisance Covariance", Paul E. Meehl, University of Minnesota 5. "Peaked Indicators: A Source of Pseudotaxonicity of a Latent Trait", Robert R. Golden and Mary J. Mayer, Albert Einstein College of Medicine - Part 3: New Findings on Traditional Individual Differences Variables 6. "Gender-Related Individual Differences Variables: New Concepts, Methods, and Measures", Nancy E. Betz, Ohio State University 7. "The Psychological Test Profiles of Brigadier Generals: Warmongers or Decisive Warriors?", David P. Campbell, Center for Creative Leadership 8. "Vocational Interests: Evaluating Structural Hypotheses", James Rounds, University of Illinois at Urbana-Champaign 9. "Occupational Interests, Leisure Time Interests, and Personality: Three Domains or One? Findings From the Minnesota Twin Registry", Niels G. Waller, University of California at Davis David T. Lykken and Auke Tellegen, University of Minnesota - Part 4: New Areas of Research 10. "Interpersonal Influence Theory: The Situational and Individual Determinants of Interpersonal Behavior", Stanley R. Strong, Virginia Commonwealth University 11. "Not Everyone Can Tell a “Rock” From a “Lock”: Assessing Individual Differences in Speech Perception", James J. jenkins and Winifred Strange, University of South Florida; Linda Polka, McGill University, Montreal - Part 5: Commentaries 12. "On the Control of Human Individual Differences", David Premack, University of Pennsylvania and Laboratoire de Psycho—biologie de l’Enfant, Paris 13. "The Minnesota Counseling Psychologist as a Broadly Trained Applied Psychologist", Howard E. A. Tinsley, Southern Illinois University 14. "My Life With a Theory", John L. Holland, Professor Emeritus, Johns Hopkins University - Contributors - Index