num_pages: 542
description: Jane Loevinger was the first to develop a quantitative measure of adult ego development beyond Piaget's formal operations stage.
language: English
title: Ego Development: Conceptions and Theories
titlecomplete: Ego Development: Conceptions and Theories (Jossey-Bass Behavioral Science Series)
genres: Nonfiction, Psychology
ratings_count: 9
publisher: Jossey-Bass