Adolescence is the developmental stage that begins with puberty and concludes at the start of emerging adulthood, typically spanning the ages of 12 to 18. This period serves as an extended transition between childhood and adulthood and is characterized by predictable milestones across three domains: physical, cognitive, and psychosocial development.

Adolescence

Adulthood, which begins around age 20, is a major life stage characterized by significant developments across physical, cognitive, and emotional domains. This period is typically divided into three substages: early, middle, and late adulthood.

Adulthood

Psychological topics to consider from infancy to childhood include:

- Physical development
- Cognitive development 
- Attachment 
- Self-concept

Infancy to Childhood in Psychology

Emerging adulthood is a recently identified stage of lifespan development that bridges adolescence and full adulthood. Typically occurring from age 18 to the mid-20s, this period is considered a transitional phase where the primary focus is on exploring one's identity, particularly in the contexts of work and love. This stage is especially prominent in Western cultures, where the attainment of traditional adult milestones is often delayed.

Emerging Adulthood

Developmental milestones are key skills and abilities that children are expected to achieve by a certain age. For each milestone, there is an average age of achievement and a broader range of ages within which most children will reach it. These benchmarks, which include motor skills like sitting and holding one's head up, serve as guidelines for tracking a child's development against normative data.

Developmental Milestones

Prenatal development encompasses the orderly and delicate sequence of growth from a single-cell structure to birth. This crucial period of human development is typically divided into three main stages: germinal, embryonic, and fetal.

Prenatal Development

- Basic Trust Versus Mistrust
- Autonomy Versus Shame and Doubt
- Initiative Versus Guilt
- Industry Versus Inferiority
- Identity Versus Role Confusion
- Intimacy Versus Isolation
- Generatively Versus Stagnation
- Integrity Versus Despair

Stages in Erikson's Theory of Psychosocial Development

The concept of adolescence is a social construct, meaning it is not a universal stage of life across all societies and time periods. In pre-industrial societies, for example, individuals were typically considered adults upon reaching physical maturity. The modern idea of adolescence as an extended period between childhood and adulthood is a more recent development.

Adolescence as a Social Construct

A research team is designing a study to understand how problem-solving abilities change throughout a person's life. They decide to structure their research by observing and comparing separate groups of people from distinct age categories: childhood, adolescence, and adulthood. Critically evaluate this methodological choice. What are the main benefits of organizing the study around these discrete age-based periods, and what are the significant drawbacks or potential inaccuracies that might arise from this approach?

Critique of the Stage-Based Approach to Development

To study the human lifespan, developmental psychologists often segment it into distinct, age-based periods. This approach, which is similar to the structure of theories like Erikson's, allows for a focused examination of development. The primary stages include prenatal development, infancy, childhood, adolescence, and adulthood.

New Mexico Highlands University

Columbia University

Trinity College (CT)

Google

- Prenatal development 
- Physical development 
- Cognitive development
- Language development
- Intelligence and academic achievement
- Social development
- Family influence
- Peer influence
- Moral development
- Gender development
- Stages of development
- Death and Dying
- Attachment
- Continuous and discontinuous development
- Nature and nurture
- Normative Approach to development

Topics in Developmental Psychology

Spielman, R. M., Jenkins, W. J., & Lovett, M. D. (2020, April 22). Psychology (2nd ed.). OpenStax. https://openstax.org/books/psychology-2e/pages/1-introduction

OpenStax Psychology (2nd ed.) Textbook

This refers to the idea that families and parental relationships with children can have a lasting impact on adolescent development due to these often being the first interactions a child experiences in life. 

Family Influences

Language development refers to the process by which humans come to understand and communicate language. This field of study examines the stages of language acquisition from infancy through adulthood, including the development of phonology, morphology, syntax, semantics, and pragmatics.

Language Development

Cognitive development refers to the changes in an individual's mental processes. This domain includes the development of learning, attention, memory, language abilities, thinking, reasoning skills, and creativity.

Cognitive Development

The process of finding or categorizing one's own identity within or outside of the gender binary. This involves multiple factors, including consolidating one's identity with one's biological sex, one's role in the immediate microsystem, or even the stereotypes one faces. This process often occurs in childhood through adolescence, but can be a lifelong journey.

Gender Development

* Cultural, religious, and individual backgrounds perspectives on death
* Grief
* Hospice care
* Palliative care
* Living wills or advance directives
* Death anxiety 
* Death phobia
* Near-death experiences
* Trauma and Loss
* Coping Mechanisms
* Understanding of Death in Different Developmental Stages

Death-Related Topics in Psychology

Attachment is defined as a long-standing connection or bond with others. In the context of developmental psychology, it specifically refers to the crucial bond formed between an infant and a caregiver, which is considered the major social milestone of infancy. The study of attachment also extends to adulthood, examining the tendency to seek and maintain emotionally supportive relationships.

Attachment in Developmental Psychology

The normative approach in developmental psychology seeks to understand and define "normal" development by establishing norms, or average ages, for achieving specific developmental milestones. Originating in the early 20th century, this method involves studying large groups of children across various ages to determine these benchmarks. These norms are applied across the three developmental domains (physical, cognitive, and psychosocial) and are used by psychologists as general guidelines to identify when a child might need additional support. However, there is a contemporary awareness that the term "normal" should be used with consideration, with some practitioners preferring alternative terminology.

Normative Approach to Development

From infancy to childhood, individuals develop:
- Reflexes
- Motor Skills

Physical Development from Infancy to Childhood

The contrast between a newborn sea turtle's instinctual journey to the ocean and a human learning to surf or swim illustrates the difference between innate and learned behaviors. Sea turtles are born with the knowledge to find the ocean and swim without parental guidance. In contrast, humans are not born with complex skills like swimming or surfing; these abilities must be acquired through practice, observation, and instruction.

Comparison of Innate vs. Learned Behavior: Sea Turtles and Surfing

Developmental psychology grapples with several fundamental questions about human growth. Three of the most significant debates are: 1) Continuity vs. Discontinuity, which questions if development is a smooth, gradual process or occurs in distinct stages; 2) One Course vs. Many Courses, which explores whether development follows a universal path for all individuals or varies based on unique sociocultural contexts; and 3) Nature vs. Nurture, which examines the interplay between genetic inheritance and environmental influences in shaping development.

Major Issues in Developmental Psychology

The nature versus nurture debate is a foundational question in psychology that investigates the relative influence of genetics and biology (nature) versus environment and culture (nurture) in shaping an individual. This debate explores how our personalities and traits are determined by our genetic inheritance and biological factors, and how they are molded by our surroundings, including our family, peers, and cultural context. The core of this debate is captured by questions such as why children often resemble their biological parents, whether adopted children are more similar to their biological or adoptive families, and what accounts for the differences between siblings raised in the same household.

The Nature vs. Nurture Debate in Developmental Psychology

Age-Based Stages of Lifespan Development

Two developmental psychologists are observing a child's progress in learning to walk. Psychologist A argues, 'The child's ability is improving bit by bit each day; yesterday they could barely stand, and today they took a wobbly step. It's a slow, steady process.' Psychologist B counters, 'I disagree. The child is not just getting 'better' at standing. They have now moved into a completely new phase of mobility, which is fundamentally different from the crawling phase.' What is the fundamental disagreement between these two psychologists?

Theories of social development provide theoretical frameworks for understanding how individuals develop social and emotional skills, form attachments, and interact with their environments over time. The primary perspectives include psychoanalytic theories, learning theories, theories of social cognition, and ecological theories of development.

Learn Before

Related

Learn After