This document contains slides from a chapter on consumer behavior. It discusses the stages in the consumer purchase decision process, including problem recognition, information search, alternative evaluation, purchase decision, and post-purchase behavior. It also distinguishes between routine, limited, and extended problem solving processes. The slides cover psychological influences on consumer behavior like motivation, personality, perception, learning, values and attitudes. Sociocultural influences discussed include personal influence, word of mouth, and reference groups. Learning objectives are provided at the beginning for describing the purchase decision process and identifying psychological and sociocultural influences.