Lancaster, PA: American Psychological Association, Inc., 1963. First Edition, First Printing. Softcover. Item #16950
Book condition is Very Good; bound in wraps. Some toning, foxing and edge wear to exterior. Interior is evenly toned throughout. Text is clean and unmarked. 8vo. 9 1/2"h x 6 1/4"w. Contents: "Personality, Role, Mood, and Situation-Perception: A Unifying Theory of Modulators", "Cholinergic Mechanisms in the Control of Behavior by the Brain", " A Neural Mechanism Underlying Unlearned, Critical Period and Developmental Aspects of Visually Controlled Behavior", "Level of Aspiration", "A Threshold Theory for Simple Detection Experiments", "Attention: Some Theoretical Considerations", "A Variable Sensitivity Theory of Signal Detection", "Further Considerations on Testing the Null Hypothesis and the Strategy and Tactics of Investigating Theoretical Models"