3. Nace el 4 de Diciembre de 1925
Mundare, Alberta del Norte,
Canada.

4. Formacion primaria

5. Estudios Superiores

6. Licenciatura en Psicologia
Universidad de Columbia Britanica
1949

7. Universidad de Iowa

8. Virgina Varns

9. Maestro en la Universidad de Stanford, 1953
Agresion Adolescente, 1959

10. Presidente de la APA, 1973
Premio para las Contribuciones Científicas Distinguidas, 1980

11. Teoría

13. Atención

14. Retención

15. Reproducción

16. Motivación

17. Refuerzos

18. Castigo

19. Vinculación Disciplinaria

20. final essay - http://www.flickr.com/photos/36118617@N00/2094577078
PICT0012_resize - http://www.flickr.com/photos/62571071@N00/84290029
Pam thinking - http://www.flickr.com/photos/17266413@N00/634138106
In her tube - http://www.flickr.com/photos/48578410@N00/106308673
New glasses - http://www.flickr.com/photos/40838054@N00/1678675
Water - http://www.flickr.com/photos/67614763@N00/179080359
crinkles - http://www.flickr.com/photos/28656928@N00/908277764
sisterly love - http://www.flickr.com/photos/71523533@N00/100758668
Israel / West Bank / Occupied Territories -
http://www.flickr.com/photos/91292522@N00/2627534389
Father and Son - http://www.flickr.com/photos/16066634@N00/2411731146
Edited for fix my please group –
http://www.flickr.com/photos/98887935@N00/2323199594
Rock and Roll - http://www.flickr.com/photos/44753594@N00/535178835