Howard Becker is an American sociologist best known for his work in the field of sociology of deviance. He introduced the concept of labeling theory, which suggests that individuals become deviant when they are labeled as such by society. His influential book, Outsiders, published in 1963, explores how social groups define what is considered deviant behavior. Becker's research has significantly impacted various fields, including criminology and education. He has also contributed to the understanding of art and culture through his studies on the role of artists in society. His work emphasizes the importance of social context in shaping individual behavior and identity.