Sources of Power is based on observations of humans acting under such real-life constraints as time pressure, high stakes, personal responsibility, and shifting conditions. Since 1985 Klein has conducted fieldwork to find out how people tackle challenges in difficult, nonroutine situations. Gary Klein is one of the developers of the naturalistic decision-making approach, which views people as inherently skilled and experienced. How do these individuals make the split-second decisions that save lives? Most studies of decision making, based on artificial tasks assigned in laboratory settings, view people as biased and unskilled. Klein, a cognitive psychologist, spent a decade watching fire commanders, fighter pilots, paramedics, and others making split-second decisions on the job, and this book is a clear and engaging account of his findings.' - Thomas Petzinger, Jr., Wall Street JournalĪnyone who watches the television news has seen images of firefighters rescuing people from burning buildings and paramedics treating bombing victims. 'Most studies of decision-making treat humans like rats in a laboratory.

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