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Handbook of Psychotherapy and Behavior Change

1988 • 2,837 citations

How we should measure "change": Or should we?

1970 • 2,463 citations

Meta-analysis of psychotherapy outcome studies.

1977 • 2,133 citations

A general linear model for studying growth.

1970 • 120 citations

Change Induction in Small Groups

1976 • 67 citations

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1976 • 38 citations

Deterioration effects in encounter groups.

1976 • 38 citations