Russell L. Ackoff (1919–2009) Scientist
Cited in Donella Meadows (2008) Thinking in Systems: a Primer. p. 1.
1970s, The future of operational research is past, 1979
C. West Churchman cited in: Peter R. Horner (1993). "TIMS Turns 40," in: OR/MS Today, Vol. 20, No. 2, p. 40-43
1980s and later
Russell L. Ackoff (1919–2009) Scientist
Cited in Donella Meadows (2008) Thinking in Systems: a Primer. p. 1.
1970s, The future of operational research is past, 1979
Venkatraman Ramakrishnan (1952) Nobel prize winning American and British structural biologist
Venkatraman Ramakrishnan interview: 'It takes courage to tackle very hard problems in science
Mark Kac (1914–1984) Polish-American mathematician
Source: Enigmas Of Chance (1985), Chapter 6, Cornell II, p. 122.
Gene Wolfe (1931–2019) American science fiction and fantasy writer
Volume 3, Ch. 13
Fiction, The Book of the Short Sun (1999–2001)
Herbert A. Simon book Administrative Behavior
Variant: The principle of bounded rationality [is] the capacity of the human mind for formulating and solving complex problems is very small compared with the size of the problems whose solution is required for objectively rational behavior in the real world — or even for a reasonable approximation to such objective rationality.
Source: 1940s-1950s, Administrative Behavior, 1947, p. 198.
Patricia de Lille (1951) Minister of Public Works and Infrastructure
Source: On 31 October 2018, when she announced her resignation as mayor of Cape Town in front of the Western Cape High Court, Cape Town. As quoted by Noloyiso Mtembu in Patricia De Lille goes out guns blazing https://www.iol.co.za/weekend-argus/news/patricia-de-lille-goes-out-guns-blazing-17718926, Independent Online, (31 October 2018)
Gilbert O'Sullivan (1946) Irish singer-songwriter
"Tomorrow, Today" (song) <br class="br">Gilbert O'Sullivan, "Tomorrow, Today" https://www.youtube.com/watch?v=Ai9Bp-w04vU (song on YouTube) <br class="br">Song lyrics
George R. Terry (1909–1979)
As cited in: S.P. Singh (2003), Planning And Management For Rural Development, p. 8
Principles of Management, 1960
Variant: Management is a distinct process consisting of planning, organizing, actuating and controlling, performed to determine and accomplish the objectives by the use of people and resources.