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  2. Halbert L. Dunn - Wikipedia

    en.wikipedia.org/wiki/Halbert_L._Dunn

    In 1929, he was the first biostatistician hired by the Mayo Clinic and established its coding system for deriving medical statistics. [citation needed] He was Chief of the National Office of Vital Statistics from 1935 through 1960, first as part of the Bureau of the Census and later under the Department of Health, Education and Welfare, where it eventually became the National Center for Health ...

  3. Horizontal and vertical décalage - Wikipedia

    en.wikipedia.org/wiki/Horizontal_and_Vertical...

    The term 'décalage' was first used in psychology by Édouard Claparède, a Swiss neurologist and child psychologist, in 1917 in reference to consciousness.Long before Piaget coined the term, his studies in 1921 brought to light the idea that some tasks are more demanding for children than others based on their complexity.

  4. Postformal thought - Wikipedia

    en.wikipedia.org/wiki/Postformal_thought

    Piaget's model was a developmental theory chiefly focused on understanding how reasoning works from young children through adolescents. Piaget proposed four linear stages: 1) the sensorimotor stage, 2) the preoperational transitional period, 3) the concrete operational stage, and 4) the formal operational stage. [ 6 ]

  5. Jean Piaget - Wikipedia

    en.wikipedia.org/wiki/Jean_Piaget

    Jean William Fritz Piaget (UK: / p i ˈ æ ʒ eɪ /, [1] [2] US: / ˌ p iː ə ˈ ʒ eɪ, p j ɑː ˈ ʒ eɪ /; [3] [4] [5] French: [ʒɑ̃ pjaʒɛ]; 9 August 1896 – 16 September 1980) was a Swiss psychologist known for his work on child development. Piaget's theory of cognitive development and epistemological view are together called genetic ...

  6. Timeline of human evolution - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_human_evolution

    Date Event 4.3-4.1 Ga The earliest life appears, possibly as protocells.Their genetic material was probably composed of RNA, capable of both self replication and enzymatic activity; their membranes were composed of lipids.

  7. List of medical roots, suffixes and prefixes - Wikipedia

    en.wikipedia.org/wiki/List_of_medical_roots...

    para-alongside of Greek πᾰρᾰ́ (pará) paracyesis-paresis: slight paralysis: Greek πάρεσις (páresis) hemiparesis: parvo-small Latin parvus, small, little, unimportant Parvovirus: path(o)-disease Greek πᾰ́θος (páthos), pain, suffering, condition Pathology-pathy: denotes (with a negative sense) a disease, or disorder

  8. Encyclopedia - Wikipedia

    en.wikipedia.org/wiki/Encyclopedia

    Indeed, the purpose of an encyclopedia is to collect knowledge disseminated around the globe; to set forth its general system to the men with whom we live, and transmit it to those who will come after us, so that the work of preceding centuries will not become useless to the centuries to come; and so that our offspring, becoming better instructed, will at the same time become more virtuous and ...

  9. Psychology - Wikipedia

    en.wikipedia.org/wiki/Psychology

    Psychology is the scientific study of mind and behavior. [1] [2] Its subject matter includes the behavior of humans and nonhumans, both conscious and unconscious phenomena, and mental processes such as thoughts, feelings, and motives.