Marrow, Alfred J. The Practical Theorist: The Life and Work of Kurt Lewin (1969, 1984) ISBN 0-934698-22-8 (Marrow studied as one of Lewin's students)
White, Ralph K., and Ronald O. Lippitt, Autocracy and Democracy (1960, 1972) ISBN 0-8371-5710-2 (White and Lippitt carried out the research described here under Lewin as their thesis-advisor; Marrow's book also briefly describes the same work in chapter 12.)
Weisbord, Marvin R., Productive Workplaces Revisited (2004) ISBN 0-7879-7117-0 (Chapters 4: Lewin: the Practical Theorist, Chapter 5: The Learning Organization: Lewin's Legacy to Management.)