This document provides an overview of key concepts in introductory psychology. It defines psychology as the scientific study of behavior and mental processes. It outlines the main perspectives in modern psychology, including psychoanalytic, behaviorism, humanistic, cognitive, neuroscience/biopsychology, evolutionary, and sociocultural approaches. It also discusses common career paths for psychologists, which include teaching, clinical work, research, and applying psychological findings in other settings. Popular specialty areas in psychology mentioned include experimental, educational/school, clinical, counseling, developmental, cognitive, gender/cultural, industrial/organizational, and social psychology.