This portfolio investigates the practical application of supervisory management principles through structured self-assessment and skill-building exercises. The author, Lester R. Bittel, leverages his extensive background in industrial management and organizational behavior to provide a framework for supervisors to evaluate their own performance. The text functions as a companion to foundational management theory, requiring readers to apply concepts to their specific workplace challenges.

Experts identify this portfolio as a functional tool for mid-level managers seeking to bridge the gap between theory and daily operations. Readers frequently note the practical utility of the exercises in identifying individual management blind spots.