1. Learning theories propose that criminal behavior is learned through social interaction and communication with others, especially within intimate personal groups.
2. Differential association theory argues that criminal behavior is learned through associations with criminal others and is influenced by the meanings, techniques, motives, and attitudes learned from such associations.
3. Cultural and subcultural theories expanded on these ideas, suggesting that some social groups and cultures may value aggression and violence more than others due to factors like poverty and lack of opportunity.