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  2. Regression discontinuity design - Wikipedia

    en.wikipedia.org/wiki/Regression_discontinuity...

    In statistics, econometrics, political science, epidemiology, and related disciplines, a regression discontinuity design (RDD) is a quasi-experimental pretest–posttest design that aims to determine the causal effects of interventions by assigning a cutoff or threshold above or below which an intervention is assigned.

  3. Developmental stage theories - Wikipedia

    en.wikipedia.org/wiki/Developmental_stage_theories

    In fact, development in information processing capacity is invoked to explain the development of reasoning. More stages are described (as many as 15 stages), with 4 being added beyond the stage of Formal operations. Most stage sequences map onto one another. Post-Piagetian stages are free of content and context and are therefore very general.

  4. Developmental psychology - Wikipedia

    en.wikipedia.org/wiki/Developmental_psychology

    Developmental psychology examines the influences of nature and nurture on the process of human development, as well as processes of change in context across time. Many researchers are interested in the interactions among personal characteristics, the individual's behavior, and environmental factors , including the social context and the built ...

  5. Continuity thesis - Wikipedia

    en.wikipedia.org/wiki/Continuity_thesis

    In the history of ideas, the continuity thesis is the hypothesis that there was no radical discontinuity between the intellectual development of the Middle Ages and the developments in the Renaissance and early modern period. Thus the idea of an intellectual or scientific revolution following the Renaissance is, according to the continuity ...

  6. Child development - Wikipedia

    en.wikipedia.org/wiki/Child_development

    Children's recorded monologues give insight into the development of the process of organizing information into meaningful units. [131] By age three the child begins to use complex sentences, including relative clauses, although they are still perfecting various linguistic systems. By five years of age the child's use of language is very similar ...

  7. Erikson's stages of psychosocial development - Wikipedia

    en.wikipedia.org/wiki/Erikson's_stages_of...

    Erikson's stages of psychosocial development, as articulated in the second half of the 20th century by Erik Erikson in collaboration with Joan Erikson, [1] is a comprehensive psychoanalytic theory that identifies a series of eight stages that a healthy developing individual should pass through from infancy to late adulthood.

  8. Change and continuity - Wikipedia

    en.wikipedia.org/wiki/Change_and_continuity

    Change and continuity is a classic dichotomy within the fields of history, historical sociology, and the social sciences more broadly. The question of change and continuity is considered a classic discussion in the study of historical developments. [ 1 ]

  9. Classification of discontinuities - Wikipedia

    en.wikipedia.org/wiki/Classification_of...

    The term removable discontinuity is sometimes broadened to include a removable singularity, in which the limits in both directions exist and are equal, while the function is undefined at the point . [a] This use is an abuse of terminology because continuity and discontinuity of a function are concepts defined only for points in the function's ...