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Gertrude E. Chittenden observing children at play for thesis, The University of Iowa, June 1, 1941
Chittenden's thesis is "An experimental study in measuring and modifying assertive behavior in young children."
Toys for use with Gertrude E. Chittenden's thesis research, The University of Iowa, June 1, 1941
Chittenden's thesis is "An experimental study in measuring and modifying assertive behavior in young children."
Gertrude E. Chittenden working with boy for thesis research, The University of Iowa, June 1, 1941
Chittenden's thesis is "An experimental study in measuring and modifying assertive behavior in young children."
Gertrude E. Chittenden working with boy for thesis research, The University of Iowa, June 1, 1941
Chittenden's thesis is "An experimental study in measuring and modifying assertive behavior in young children."
Gertrude E. Chittenden showing dolls girl, The University of Iowa, November 11, 1940
Chittenden researched and wrote on the subject of child development. Her thesis at the University of Iowa was entitled "An experimental study in measuring and modifying assertive behavior in young children."
Gertrude E. Chittenden showing dolls to girl, The University of Iowa, November 11, 1940
Gertrude Chittenden researched and wrote on the subject of child development. Her thesis at the University of Iowa was entitled "An experimental study in measuring and modifying assertive behavior in young children."
Gertrude E. Chittenden giving doll to girl, The University of Iowa, November 11, 1940
Chittenden researched and wrote on the subject of child development. Her thesis at the University of Iowa was entitled "An experimental study in measuring and modifying assertive behavior in young children."
Girl playing and researcher playing with dollhouse, The University of Iowa, November 11, 1940
Gertrude Chittenden researched and wrote on the subject of child development. Her thesis at the University of Iowa was entitled "An experimental study in measuring and modifying assertive behavior in young children."
Girl and researcher playing with dollhouse, The University of Iowa, November 11, 1940
Gertrude Chittenden researched and wrote on the subject of child development. Her thesis at the University of Iowa was entitled "An experimental study in measuring and modifying assertive behavior in young children."
Girl and researcher playing with dollhouse, The University of Iowa, November 11, 1940
Gertrude Chittenden researched and wrote on the subject of child development. Her thesis at the University of Iowa was entitled "An experimental study in measuring and modifying assertive behavior in young children."