The term autism spectrum or autism spectrum disorder describes a range of conditions classified as neurodevelopmental disorders in the fifth and most recent revision of the American Psychiatric Association's Diagnostic and Statistical Manual of Mental Disorders (DSM-5) published in 2013.
Ecological systems theory
Ecological systems theory, also called development in context or human ecology theory, identifies five environmental systems with which an individual interacts.
Egocentrism
Egocentrism is the inability to differentiate between self and other.
Pedology (children study)
Pedology (paidology, paedology) is the study of children's behavior and development (as distinct from pedagogy, the art or science of teaching).
Child art
Child art is the drawings, paintings and other artistic works created by children.
Developmental disorder
Developmental disorders is a group of psychiatric conditions originating in childhood that involve serious impairment in different areas.
Adverse Childhood Experiences Study
The Adverse Childhood Experiences Study (ACE Study) is a research study conducted by the American health maintenance organization Kaiser Permanente and the Centers for Disease Control and Prevention.
Maturity (psychological)
In psychology, maturity is the ability to respond to the environment in an appropriate manner.
Orgastic potency
Within the work of the Austrian psychoanalyst Wilhelm Reich (1897–1957), orgastic potency is the ability to experience an orgasm with specific psychosomatic characteristics and, among others, requiring the ability to love.
Loevinger's stages of ego development
Jane Loevinger's stages of ego development 'conceptualize a theory of ego development that was based on Erikson's psychosocial model', as well as on the works of Harry Stack Sullivan, and in which 'the ego was theorized to mature and evolve through stages across the lifespan as a result of a dynamic interaction between the inner self and the outer environment'.
Constructive developmental framework
The constructive developmental framework (CDF) is a theoretical framework for psychological assessment.
Three mountain problem
The Three Mountain Problem was a task developed by Jean Piaget IPA: /ʒɑ̃ pjaʒɛ/, a Swiss developmental psychologist.
Speech perception
Speech perception is the process by which the sounds of language are heard, interpreted and understood.