The document provides an overview of key concepts in psychology including: - The science of psychology studies behavior and mental processes. - Early philosophers debated the relationship between mind and body and the influences of nature vs nurture. - Modern psychology emerged in the 19th century with pioneers like Wundt, James, Freud, Watson, and Skinner developing approaches like structuralism, functionalism, psychoanalysis, and behaviorism. - Contemporary psychology incorporates perspectives like biological, psychodynamic, behavioral, humanistic, cognitive, cross-cultural, and evolutionary. - Scientific methods used in psychology include descriptive research, correlation and experimental designs to describe, explain, predict and control behaviors.