| Born | 1883 |
| Died | 1971 |
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| Born | 1883 |
| Died | 1971 |
Subjects
Psychology, Child psychology, Children with mental disabilities, Mental tests, Education, Educational tests and measurements, Intelligence tests, Juvenile delinquency, Social psychology, Child study, Children with disabilities, Educational psychology, Factor analysis, Psychological tests, Ability, Addresses, essays, lectures, Begabung, Child, Criminal anthropology, Diseases, Eugenics, Exceptional children, Extrasensory perception, Feeblemindedness, Gifted childrenID Numbers
- OLID: OL140009A
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| June 6, 2012 | Edited by VacuumBot | Removed period from death date |
| April 1, 2008 | Created by an anonymous user | initial import |