velopmental psychology organizationsHome Economics Archive: Research, Tradition, History (HEARTH)සංරක්ෂණය කළ පිටපත 19 මාර්තු 2022 at the Wayback MachineAn e-book collection of over 1,000 books spanning 1850 to 1950, created by Cornell University's Mann Libraryසංරක්ෂණය කළ පිටපත 2 මාර්තු 2022 at the Wayback Machine. Includes several hundred works on human development, child raising, and family studies itemized in a specific bibliography.[භින්න වූ සබැඳිය]Developmental psychology Subject Area page at PLOSvteHuman psychological developmentDevelopmental psychologyAntenatalCognitive development of infantsChild developmentPositive youth developmentYoung adultAdult developmentPositive adult developmentMaturityTheorists andtheoriesFreud (1856–1939) (Psychosexual development)Piaget (1896–1980) (Theory of cognitive development)Vygotsky (1896–1934) (Cultural-historical psychology)Erikson (1902–1994) (Psychosocial development)Bowlby (1907–1990) (Attachment theory)Bronfenbrenner (19