Psychology
Developmental Stages!
Developmental Psychology is a branch of psychology that focuses on
the development of individuals across the lifespan. It encompasses a
wide range of topics, including physical, cognitive, and socio-emotional
development. One of the central concepts within developmental
psychology is the idea of developmental stages, which describe the
progression of development over time. These stages are thought to be
characterized by specific milestones or markers that are related to
changes in behavior and ability.!
Some of the key developmental stages that are studied in
developmental psychology include:!
1. Infancy (birth to 2 years)!
•Physical development: Growth of the brain and body,
establishment of basic motor skills (e.g. crawling, walking).!
•Cognitive development: Emergence of object permanence,
formation of basic concepts (e.g. object, person, space).!
•Socio-emotional development: Development of attachment
relationships, establishment of basic emotional expressions (e.g.
joy, sadness).!
2. Early Childhood (2 to 6 years)!
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•Physical development: Continued growth and refinement of motor
skills, improvement of dexterity and coordination.!
•Cognitive development: Emergence of symbolic thought and
language, improvement in memory and problem-solving.!
•Socio-emotional development: Development of self-awareness
and social competence, formation of early gender roles.!
3. Middle Childhood (6 to 12 years)!
•Physical development: Puberty and the onset of adolescence,
continued growth and improvement of motor skills.!
•Cognitive development: Increased abstract thinking, development
of concrete operational thought (i.e. the ability to think logically
and systematically).!
•Socio-emotional development: Development of a stronger sense
of self, increased peer influence and socialization.!
4. Adolescence (12 to 18 years)!
•Physical development: Puberty and the physical changes
associated with adolescence, continued growth and maturation of
the body.!
•Cognitive development: Development of formal operational
thought, the ability to think abstractly and systematically.!
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•Socio-emotional development: Development of a sense of identity,
exploration of values and beliefs, increased independence from
parents.!
5. Adulthood (18 years and beyond)!
•Physical development: Physical decline associated with aging,
changes in health and wellness.!
•Cognitive development: Continued development of abstract
thinking, improvement in wisdom and life experience.!
•Socio-emotional development: Development of a sense of
personal and social identity, formation of long-term relationships
and families, development of a sense of purpose and meaning.
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