Strange bedfellows, but systems thinking transcends disciplines and cultures and, when it is done right, it overarches history as well. Having spoken of transcendence, I need to acknowledge factionalism as well. Systems analysts use overarching concepts, but they have entirely human personalities, which means that they have formed many fractious schools of systems thought. I have used the language and symbols of system dynamics here, the school in which I was taught. And I present only the core of systems theory here, not the leading edge. I don’t deal with the most abstract theories and am
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