This document provides an overview of a seminar on developing others as a management competency. It discusses why development is difficult for leaders and employees, explores common myths about development, and provides strategies for development conversations with different types of performers. Specific approaches are suggested for top performers, future performers, solid performers, and underperformers. The document also reviews the 70-20-10 model of development, outlines the most impactful types of development assignments, and notes that varied, intense, diverse and adverse experiences have the greatest potential for developing individuals.