page_title: Mark J. Lewis
hierarchical_section_title: Mark J. Lewis
caption_attribution_description: English: Mark J. Lewis, Sc.D., Director of Defense Research and Engineering for Modernization
context_page_description: Dr. Mark J. Lewis is, as of July 2020, the acting US Deputy Under Secretary of Defense for Research and Engineering, and the Director of Defense Research and Engineering for Modernization. He was the Chief Scientist of the U.S. Air Force, Washington, D.C. from 2004 to 2008 and was the longest-serving Chief Scientist in Air Force history. He served as chief scientific adviser to the Chief of Staff and Secretary of the Air Force, and provided assessments on a wide range of scientific and technical issues affecting the Air Force mission. In this role he identified and analyzed technical issues and brought them to attention of Air Force leaders, and interacted with other Air Staff principals, operational commanders, combatant commands, acquisition, and science & technology communities to address cross-organizational technical issues and solutions. His primary areas of focus included energy, sustainment, long-range strike technologies, advanced propulsion systems, and workforce development.
  He additionally interacted with other services and the Office of the Secretary of Defense on issues affecting the Air Force in-house technical enterprise.
context_section_description: Dr. Mark J. Lewis is, as of July 2020, the acting US Deputy Under Secretary of Defense for Research and Engineering, and the Director of Defense Research and Engineering for Modernization. He was the Chief Scientist of the U.S. Air Force, Washington, D.C. from 2004 to 2008 and was the longest-serving Chief Scientist in Air Force history. He served as chief scientific adviser to the Chief of Staff and Secretary of the Air Force, and provided assessments on a wide range of scientific and technical issues affecting the Air Force mission. In this role he identified and analyzed technical issues and brought them to attention of Air Force leaders, and interacted with other Air Staff principals, operational commanders, combatant commands, acquisition, and science & technology communities to address cross-organizational technical issues and solutions. His primary areas of focus included energy, sustainment, long-range strike technologies, advanced propulsion systems, and workforce development.
  He additionally interacted with other services and the Office of the Secretary of Defense on issues affecting the Air Force in-house technical enterprise.  He also served on the Steering Committee and Senior Review Group of the U.S. Air Force Scientific Advisory Board (SAB), and was the principal science and technology representative of the Air Force to the civilian scientific and engineering community and to the public at large. He is currently a member of the U.S. Air Force Scientific Advisory Board and Director of the Science and Technology Policy Institute.
caption: Mark J. Lewis
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