What is John Poindexter?
{{Infobox officeholder |name = John Poindexter |image = Admiral John Poindexter, official Navy photo, 1985.JPEG |office = 14th [[National Security Advisor (United States)|National Security Advisor]] |president = [[Ronald Reagan]] |term_start = December 4, 1985 |term_end = November 25, 1986 |predecessor = [[Robert McFarlane|Bud McFarlane]] |successor = [[Frank Carlucci]] |birth_name = John Marlan Poindexter |birth_date = {{birth date and age|1936|8|12}} |birth_place = [[Odon, Indiana|Odon]], [[Indiana]], [[United States|U.S.]] |death_date = |death_place = |party = [[Republican Party (United States)|Republican]] |spouse = Linda Poindexter |children = 5 sons (including [[Alan G. Poindexter|Dex]]) |education = {{nowrap|[[United States Naval Academy]]}} {{small|([[Bachelor of Science|BS]])}}<br>[[California Institute of Technology]] {{small|([[Master of Science|MS]], [[Doctor of Philosophy|PhD]])}} |allegiance = {{flag|United States}} |branch = {{flag|United States Navy}} |serviceyears = 1958–1987 |rank = [[File:US-O8 insignia.svg|18px]] [[Rear admiral (United States)|Rear Admiral]]<br>[[File:US-O9 insignia.svg|18px]] [[Vice admiral (United States)|Vice Admiral]] {{small|(temporary)}} |commands = {{USS|England|DLG-22|6}}<br>Destroyer Squadron 31 |mawards = [[Legion of Merit]] (2)<br>[[Presidential Service Badge]] }} '''John Marlan Poindexter''' (born August 12, 1936) is a retired [[United States]] naval officer and [[United States Department of Defense|Department of Defense]] official. He was [[Deputy National Security Advisor]] and [[National Security Advisor (United States)|National Security Advisor]] for the [[Ronald Reagan|Reagan administration]].<ref>{{cite web|title=Chapter 3: United States v. John M. Poindexter|url=https://fas.org/irp/offdocs/walsh/chap_03.htm|publisher=Federation of American Scientists}}</ref> He was convicted in April 1990 of multiple felonies as a result of his actions in the [[Iran–Contra affair]], but