# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/karl-groos
# Generated: 2026-08-13T14:57:10.775Z

schema: https://schema.org/Person
url: "https://fame.am/person/karl-groos"
name: "Karl Groos"
slug: "karl-groos"
description: "Karl Groos was a German philosopher and psychologist who proposed an evolutionary instrumentalist theory of play. His 1898 book on The Play of Animals suggested that play is a preparation for later life."
tagline: "German psychologist and philosopher (1861-1946)"
gender: "male"
country:
  name: "Germany"
  isoCode: "DE"
category:
  name: "Academics"
  slug: "academics"
profileType:
  name: "Academic"
  slug: "academic"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1861-12-10"
deathDate: "1946-03-27"
livingStatus: "DECEASED"
scores:
  popularity:           44.51
  momentum:             0
  historical:           12.88106666666667
  currentAttention:     0
  sourceConfidence:     60
  profileCompleteness:  55
  trendDirection:       "STABLE"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://sv.wikipedia.org/wiki/Karl_Groos"
    title: "Karl Groos"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D9%83%D8%A7%D8%B1%D9%84_%D8%AC%D8%B1%D9%88%D8%B3"
    title: "كارل جروس"
    type:  "WIKIPEDIA"
  - url: "https://bg.wikipedia.org/wiki/%D0%9A%D0%B0%D1%80%D0%BB_%D0%93%D1%80%D0%BE%D0%BE%D1%81"
    title: "Карл Гроос"
    type:  "WIKIPEDIA"
  - url: "https://ca.wikipedia.org/wiki/Karl_Groos"
    title: "Karl Groos"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Karl_Groos"
    title: "Karl Groos"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Karl_Groos"
    title: "Karl Groos"
    type:  "WIKIPEDIA"
  - url: "https://es.wikipedia.org/wiki/Karl_Groos"
    title: "Karl Groos"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Karl_Groos"
    title: "Karl Groos"
    type:  "WIKIPEDIA"
  - url: "https://id.wikipedia.org/wiki/Karl_Groos"
    title: "Karl Groos"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/Karl_Groos"
    title: "Karl Groos"
    type:  "WIKIPEDIA"
  - url: "https://ja.wikipedia.org/wiki/%E3%82%AB%E3%83%BC%E3%83%AB%E3%83%BB%E3%82%B0%E3%83%AD%E3%83%BC%E3%82%B9"
    title: "カール・グロース"
    type:  "WIKIPEDIA"
  - url: "https://ko.wikipedia.org/wiki/%EC%B9%B4%EB%A5%BC_%EA%B7%B8%EB%A1%9C%EC%8A%A4"
    title: "카를 그로스"
    type:  "WIKIPEDIA"
  - url: "https://pl.wikipedia.org/wiki/Karl_Groos"
    title: "Karl Groos"
    type:  "WIKIPEDIA"
  - url: "https://pms.wikipedia.org/wiki/Karl_Groos"
    title: "Karl Groos"
    type:  "WIKIPEDIA"
  - url: "https://ru.wikipedia.org/wiki/%D0%93%D1%80%D0%BE%D0%BE%D1%81%2C_%D0%9A%D0%B0%D1%80%D0%BB"
    title: "Гроос, Карл"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q77521"
    title: "Wikidata"
    type:  "WIKIDATA"

# bio (long form, separated for readability)
bio: |
  Imported from discovery source: wikidata-dump