Liz Wiseman, author of “Rookie Smarts: Why Learning Beats Knowing in the New Game of Work,” compares opposite types of leaders. She says “diminishers” focus on their own intelligence and abilities, squandering the talent around them. Meanwhile, “multipliers” trust, support and empower others, challenging them to stretch their limits. View more clips and share your comments at ecorner.stanford.edu/authorMaterialInfo.html?mid=3383