PSY 151: Perception & Action

Explore Hans Selye's groundbreaking General Adaptation Syndrome, detailing the body's three-stage response to stress. Learn about the physiological reactions in each stage, from alarm to exhaustion. Grasp the importance of managing chronic stress and its potential health implications.

Discover the complexities of the prisoner's dilemma, a cornerstone scenario in game theory. Delve into the tensions between mutual cooperation and individual self-interest, and the consequences that emerge from these decisions. Grasp the inherent conflict between pursuing personal advantages and the broader benefits of collaboration.

Discover how perception shapes experiences through the concepts of absolute and difference thresholds. Understand Marisol's ski trip sensations in terms of these psychological phenomena. Learn how individual factors can create unique perceptual moments.

Explore the intriguing science behind superstitious behavior. Discover how accidental timing of rewards influences our beliefs and actions. From Pavlov's dogs to lucky shirts, uncover the psychology of coincidences and their effects on our actions.

Discover the essential process of neural pruning in brain development, distinct from creating new connections, managing neural waste, or increasing brain weight. Uncover how this natural "clean-up" refines our neural network, making our brains more efficient in processing information. Explore the impact of neural pruning on cognitive growth and the interaction between genetics and environment in brain development.

Developmental psychology explores human development from infancy to old age, addressing core issues of Nature versus Nurture, Continuity versus Discontinuity, and Stability versus Change, offering vital insights for education, parenting, and interventions.