Richard Nephew is an adjunct professor and senior research scholar and program director at Columbia University's Center on Global Energy Policy since 1 February 2015. He also was serving as the lead sanctions expert for the U.S. team negotiating with Iran between August 2013 to December 2014.[1][2][3] The book has been used as a guideline among the high level U.S. politicians since it was published.[4][5][6] The book was translated to Persian in Iran in mid 2018.[6]