Annals of Theoretical Psychology

1.- Sociobiology: Toward a Theory of Individual and Group Differences in Personality and Social Behavior.- Sociobiology and Differential Psychology: The Arduous Climb from Plausibility to Proof.- Sociobiology, Personality, and Genetic Similarity Detection.- Interaction between Biological and Cultural Factors in Human Social Behavior.- Group Differences, Genetic Similarity, and the Importance of Personality Traits: Reply to Commentators.- 2.- Psychoanalysis as a Scientific Theory.- The Biological Origins of Psychological Phenomena.- Structure, Function, and Meaning.- The Heuristic Value of Freud.- Psychoanalysis as a Scientific Theory: Reply to Commentators.- 3.- The Nature and Challenge of Teleological Psychological Theory.- Teleology Is Secondary to Theoretical Understanding in the Moral Realm.- On Reasons and Causes.- Ours Is to Reason Why.- Precedents and Professors-The Struggle Over Common Ground: Reply to Commentators.- 4.- The Hypotheses Quotient: A Quantitative Estimation of the Testability of a Theory.- Logic and Psycho-logic of Science.- Sound Theories and Theory Soundings.- ... But Discretion Were the Better Part of Valor.- The Hypotheses Quotient: Reply to Commentators.- 5.- What Is Necessarily True in Psychology?.- What Is Remarkable in Psychology?.- On the Limitations of Commonsense Psychology.- It Ain't Necessarily So.- Psychology Cannot Take Leave of Common Sense: Reply to Commentators.- 6.- Interactionism and the Person × Situation Debate: A Theoretical Perspective.- Theoretical Divergences in the Person-Situation Debate: An Alternative Perspective.- Persons, Situations, Interactions, and the Future of Personality.- Interactionism and Achievement Theory.- Interactionism and Control Theory.- Objectives and Questions in Personality Research: Reply to Commentators.- Author Index.