Technical Foundations for Measuring Ego Development: The Washington University Sentence Completion Test

This book describes the evolution of the Washington University Sentence Completion Test (SCT), a major measure of ego development, from an intuitive rating scale to an empirically derived reliable and valid personality test. The authors recount the complete history of the SCT, which begins with the Family Problems Scale, an objective test of mothers' attitudes. Work with that test led to a concept of ego development, testable by the SCT, which was elaborated and refined in further work.

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