Social Learning Theory, proposed by Albert Bandura, highlights the importance of observing and imitating others' behaviors, attitudes, and beliefs in shaping an individual's development.

Attachment Theory, developed by John Bowlby and Mary Ainsworth, emphasizes the significance of a secure and responsive attachment between a child and their primary caregiver for healthy emotional and social development.

Piaget's Cognitive Development Theory, proposed by Jean Piaget, describes the distinct stages of cognitive development that children progress through, from sensorimotor to formal operational, as they acquire new knowledge and understanding.

Erikson's Psychosocial Development Theory posits that individuals encounter a series of stages, each marked by a specific identity crisis, where they must resolve conflicts between their personal identity and societal expectations.

Vygotsky's Sociocultural Theory highlights the role of social interactions, cultural tools, and language in shaping an individual's cognitive and social development.

In Bronfenbrenner's Ecological Systems Theory, the microsystem represents the immediate environment in which an individual lives, including family, peers, and school, and is the level of influence closest to the individual.

Cultural-Historical Activity Theory, developed by Lev Vygotsky and his colleagues, emphasizes the influence of cultural tools, social interactions, and historical context on individual development and behavior.

Kohlberg's Theory of Moral Development describes the stages of moral reasoning that individuals go through, from preconventional to postconventional, as they encounter and resolve moral dilemmas.

Conflict Theory, rooted in the works of Karl Marx and others, emphasizes the role of social and economic inequalities in shaping individual development and social interactions.

Symbolic Interactionism, proposed by George Herbert Mead and others, highlights the role of symbols, language, and social interactions in shaping an individual's sense of self and understanding of the world.

Postcolonial Theory examines the impact of colonialism and imperialism on individual and societal development, particularly in non-Western contexts, and challenges traditional Western theories of social development.

Feminist Theory emphasizes the role of gender in shaping individual development, social interactions, and inequalities, and challenges traditional theories that ignore or marginalize gender.

Urban Sociology examines the social and economic factors that shape individual development and social interactions in urban environments, addressing issues such as poverty, crime, and inequality.

Queer Theory challenges traditional notions of sexuality and gender, emphasizing the role of sexual orientation and gender identity in shaping individual development and social norms, and critiques the power dynamics that marginalize LGBTQ+ individuals.

World-Systems Theory examines the global economic and political system, and its impact on individual development and social inequalities across countries and regions, highlighting the interconnectedness of societies and the role of power dynamics in shaping development outcomes.