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. 2016 Nov 15;10:550. doi: 10.3389/fnhum.2016.00550

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Copyright © 2016 Stephan, Manjaly, Mathys, Weber, Paliwal, Gard, Tittgemeyer, Fleming, Haker, Seth and Petzschner.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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(A) Principles of classical feedback control. Figure is reproduced, with permission, from Powers (1973). (B) A graphical summary of allostasis and its dependence on predictions about future bodily states. Figure is reproduced, with permission, from Sterling (2012).