1. “In the course of history, there comes a time when humanity is called to shift to a new level of consciousness, to reach a higher moral ground … That time is now.” Wangari Maatthai, lecture upon receiving the Nobel Peace Prize, 2004.

2. Laurent A. Parks Daloz, Cheryl H. Keen, James P. Keen, and Sharon Daloz Parks et al., Common Fire: Leading Lives of Commitment in a Complex World (Cambridge, MA: Beacon Press, 1996), 1–19.

3. David Garvin, “Barriers and Gateways to Learning,” Education for Judgment: The Artistry of Discussion Leadership, ed. C. Roland Christensen, David A. Garvin, and Ann Sweet (Boston: Harvard Business School Press, 1991), 11.

4. See Terry Tempest Williams, The Open Space of Democracy (Great Barrington, ...

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