Sweeney, a former battalion commander who directs a leader development program at West Point, et al. offer a handbook for those in the Armed Forces, emergency services, and first responders that contains 20 chapters on the psychological, social, and organizational factors that influence leadership in critical situations, and how and why leadership is different in dangerous contexts and how to prepare for, recover, lead, and leverage organizational systems to facilitate resilience in them. Scholars and members of the military, law enforcement, and fire and rescue services from the US and Europe address theory, research, and practical experience on building courage, managing stress, mitigating post-traumatic stress disorder, promoting ethical awareness and reasoning, and finding meaning; addressing trust, morale, influence, decision making, crisis leadership, and cross-cultural leadership; and developing a culture to operate under extreme conditions, recruiting and selection, and cultivating leaders. Annotation 2012 Book News, Inc., Portland, OR (booknews.com)