The Leadership Challenge by James M. Kouzes and Barry Z. Posner
Also by Kouzes and Posner:
Learning Leadership: The Five Fundamentals of Becoming and Exemplary Leader
The Truth about Leadership: The No-fads, Heart-of-the-Matter Facts You Need to Know
Standing in the Fire – leading high-heat meetings with clarity, calm, and courage offers something critical and different (no methods or tools here) to meeting facilitators and anyone who leads conversations: a guide to the personal work involved in creating and holding space. By Larry Dressler.
The Energy Project. This resource offers important ideas for sane, healthy, sustainable work. Find out how effectively you’re managing your energy with a free energy audit focused on the four core energy needs that fuel great performance.
Flawless Consulting: A Guide to Getting Your Expertise Used, and the Consulting Fieldbook and Companion, both by Peter Block.
The Five Dysfunctions of a Team, and other management fables by Patrick Lencioni.
Corner Office in the New York Times Corner Office, a feature in the Sunday Business section of The New York Times, offers highlights from conversations about leadership and management. These columns always offer a nugget of insight or a new idea.
Harvard Business Review: HBR’s Must-Reads on Managing Yourself.