“…Indeed, the vast majority of peacetime OR had been 'tactical' and was reflected in a gradual slippage of the status of industry-based OR groups in relation to senior management (Eilon, 1975(Eilon, , 1977Rosenhead, 1978;Kirby, 2000). At this point, Patrick Blackett, who is often referred to as the father of OR, wrote of the 'evils of increasingly complex mathematics which served only to obscure real issues', thus sparking a debate within the OR Society, which threatened to split the community into practitioner and theoretician camps (Eilon, 1975(Eilon, , 1977Dando and Sharp, 1978;Harris, 1978;Radford, 1978;Rosenhead, 1978;Sadler, 1978;Dando and Bennett, 1981). The debate reached new heights when one of the pioneers of American OR (and co-author of one of the first OR text books) Russell Ackoff publicly discontinued his association with US operations research, which he believed was trapped within a false paradigm of the possibility of objectivity and optimization.…”