Sigmund FreudSigmund Freud

06 May 1856

Austrian

William JamesWilliam James

11 January 1842

American

Jean PiagetJean Piaget

09 August 1896

Swiss

John DeweyJohn Dewey

20 October 1859

American

http://en.wikipedia.org/wiki/File:Lev_Vygotsky.jpgLev Vygotsky

17 November 1896

Russian

Alfred AdlerAlfred Adler

07 February 1870

Austrian

Anna FreudAnna Freud

03 December 1895

Austrian

Lillian Moller GilbrethLillian Moller Gilbreth

24 May 1878

American

Emil KraepelinEmil Kraepelin

15 February 1856

German

John B. WatsonJohn B. Watson

09 January 1878

American

Norbert WienerNorbert Wiener

26 November 1894

American

Edward ThorndikeEdward Thorndike

31 August 1874

American

Continue Reading Below

Kurt LewinKurt Lewin

09 September 1890

German,Polish,American

Magnus HirschfeldMagnus Hirschfeld

14 May 1868

German

George Herbert MeadGeorge Herbert Mead

27 February 1863

American

Henry MurrayHenry Murray

13 May 1893

American

Gordon AllportGordon Allport

11 November 1897

American

Alfred BinetAlfred Binet

08 July 1857

French

Continue Reading Below

Hermann EbbinghausHermann Ebbinghaus

24 January 1850

German

Elton MayoElton Mayo

26 December 1880

Australian

Melanie KleinMelanie Klein

30 March 1882

Austrian,British

Gustave Le BonGustave Le Bon

07 May 1841

French

Hermann WeylHermann Weyl

09 November 1885

German,American

G. Stanley HallG. Stanley Hall

01 February 1844

American

Continue Reading Below

Otto RankOtto Rank

22 April 1884

Austrian

D. T. SuzukiD. T. Suzuki

18 October 1870

Japanese

J. P. GuilfordJ. P. Guilford

07 March 1897

American

Otto WeiningerOtto Weininger

03 April 1880

Austrian

Fritz PerlsFritz Perls

08 July 1893

German

Lewis TermanLewis Terman

15 January 1877

American

Continue Reading Below

Wilfred BionWilfred Bion

08 September 1897

British

Edward B. TitchenerEdward B. Titchener

11 January 1867

British,American

Emma JungEmma Jung

30 March 1882

Swiss

Josef BreuerJosef Breuer

15 January 1842

Austrian

Max WertheimerMax Wertheimer

15 April 1880

American

Wilhelm DiltheyWilhelm Dilthey

19 November 1833

German

Continue Reading Below

Richard von Krafft-EbingRichard von Krafft-Ebing

14 August 1840

Austrian,German

Fredric WerthamFredric Wertham

20 March 1895

American

Cyril BurtCyril Burt

03 March 1883

British

Wolf MessingWolf Messing

10 September 1899

Polish,Russian

Franz BrentanoFranz Brentano

16 January 1838

German

Toni WolffToni Wolff

18 September 1888

Swiss

Continue Reading Below

Gustav FechnerGustav Fechner

19 April 1801

German

Charles SpearmanCharles Spearman

10 September 1863

British

Edward C. TolmanEdward C. Tolman

14 April 1886

American

Harry Stack SullivanHarry Stack Sullivan

21 February 1892

American

Hugo MünsterbergHugo Münsterberg

01 June 1863

German,American

Clark L. HullClark L. Hull

24 May 1884

American

Continue Reading Below

David WechslerDavid Wechsler

12 January 1896

American

Mary Whiton CalkinsMary Whiton Calkins

30 March 1863

American

Kurt SchneiderKurt Schneider

07 January 1887

German

Sándor FerencziSándor Ferenczi

07 July 1873

Hungarian

Kurt KoffkaKurt Koffka

18 March 1886

German

Margaret Floy WashburnMargaret Floy Washburn

25 July 1871

American

Continue Reading Below
James McKeen CattellJames McKeen Cattell

25 May 1860

American

Arnold GesellArnold Gesell

21 June 1880

American

Lewis Fry RichardsonLewis Fry Richardson

11 October 1881

British

Frederic BartlettFrederic Bartlett

20 October 1886

British

Maurice HalbwachsMaurice Halbwachs

11 March 1877

French

William Herbert SheldonWilliam Herbert Sheldon

19 November 1898

American

Continue Reading Below
Karl LashleyKarl Lashley

07 June 1890

American

Fritz HeiderFritz Heider

19 February 1896

Austrian,American

Mary Cover JonesMary Cover Jones

01 September 1896

American

James Mark BaldwinJames Mark Baldwin

12 January 1861

French,American

Norman TriplettNorman Triplett

01 October 1861

American

Helene DeutschHelene Deutsch

09 October 1884

Polish,American

Continue Reading Below

Theodor ReikTheodor Reik

12 May 1888

Austrian,American

William SternWilliam Stern

29 April 1871

German

William McDougallWilliam McDougall

22 June 1871

British

Henry GoddardHenry Goddard

14 August 1866

American