SGT John Blackwell was created for the 2004 Army Science Conference, as a demo of ICT virtual human technology, including spoken question-answering ability, and mixed-reality presentation on a transparent screen. He has since befriended Dr John Parmentola, appeared with him at the 2006 Army Science Conference and briefly at the 2008 conference. He was also part of the Cooper-Hewitt Museum's National Design Triennial. SGT Blackwell is now mostly retired.