How We Decide, is a 2009 book by journalist Jonah Lehrer, that provides biological explanations of how people make decisions and offers suggestions for making better decisions. It is published as The Decisive Moment: How the Brain Makes Up Its Mind in the United Kingdom.On March 1, 2013, following revelations that Lehrer has been caught in numerous falsifications in his œuvre of writings, Houghton Mifflin Harcourt announced the book was taken "off sale" after an internal review.