worked at Bell Labs; one of the founders of the IEEE; was among the first general systems theorists; wrote A Methodology of Systems Engineering from 1962 David Heebner, consultant; recipient of 2003 Simon Ramo Medal for leadership in introducing towed line array sonar systems for long range detection of submarines Derek Hitchins (born 1935), British systems engineer; professor in engineering management, in command & control and in systems science at the Cranfield University, Bedfordshire, England Peggy Hodges OBE FRAeS FIMA (1921–2008), British engineer who worked on guided missile technology at GEC Marconi. I Junichi Iijima (born 1954), Japanese computer scientist; professor of the Department of Industrial Management and Engineering at the Tokyo Institute of Technology J Gwilym Jenkins (1933–1982), British statistician and systems engineer; professor of Systems Engineering at Lancaster University; best known for the Box–Jenkins methodology for fitting time series models Clarence "Kelly" Johnson (1910–1990), American aircraft engineer and aeronautical innovator; worked for Lockheed for more than four decades, playing a leading role in the design of over 40 aircraft, and acquiring a reputation as one of the most talented and prolific aircraft design engineers of the 20th century K Rudolf Emil Kálmán (1930–2016), American-Hungarian mathematical system theorist; an electrical engineer by training George Klir (1932–2016), Czech-American computer scientist and professor of systems sciences at the Center for Intelligent Systems at the Binghamton University in New York; author of several texts on systems, including Architecture of Systems Problem Solving Sergei Pavlovich Korolev (1907–1966), Russian rocket and space systems designer beating the Americans during the Cold War times "space race" by Sputnik and putting the first man in space (Gagarin); his rocket and capsule designs are in principle still in use for supplying the International Space Station (Proton, Soyuz) Kurt Kosanke (born ca. 1945), German engineer, retired IBM manager, director of the AMICE Consortium and consultant; known for his work in the field of enterprise engineering, enterprise integration and CIMOSA Kitaw Ejigu (February 25, 1948 – January 13, 2006), Ethiopian American scientist who worked for NASA as Chief of Spacecraft and Satellite Systems; engineer known for his work on design of space shuttles and spacecraft and made a great influence in NASA L Robert J. Lano, systems engineer at TRW corporation; originator of the N2 chart Donald J. Leonard (born 1933), American engineer, AT&T executive, received the 1996 IEEE Simon Ramo Medal Donald H. Liles (born ca. 1948), American systems