Reverse-Engineering Quantum Mechanics, I.

Generic Feynman Diagrams

‘The Coyote Problem’

I think I can safely say that nobody understands quantum mechanics.
— Richard Feynman, The Character of Physical Law (1967, p.129).

Six decades later, Feynman’s claim arguably still stands (and remember, he won the 1965 Nobel Prize in Physics for his work on quantum electrodynamics, including inventing those squiggly diagrams that everyone uses now; so, if he doesn’t understand it…). Despite a century of unprecedented empirical success, the interpretation of quantum mechanics still remains very contested. In general, it seems undertaking any attempt to try to actually make sense of it is “considered barely respectable at all, if not actively disparaged” (Carroll 2019, p.4). Multiple interpretations coexist—Copenhagen, Bohmian, Many Worlds, Objective Collapse, Quantum Bayesian and so forth, at least a dozen or so—each with committed proponents and unresolved difficulties. No consensus view has emerged. Quantum theory has taken on an almost mystical reputation, much of which is, frankly, arrant nonsense (Bricmont 2017).

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Of things NATO, 1: The future of the rules-based international order

Animated radar by Futures Platform of the FRBIO

I mentioned a while ago that I was working on a paper on the not-at-all scary little topic of “the future of the rules-based international order”, having been commissioned by NATO to write it. Well, it was finally published online in early November last year, having been submitted just before Easter (ie early April). The full reference with link is given below. Here I want to describe something of the background to the paper as well as the process of getting it to print, which took about 18 months from the initial email canvassing the idea to the final version appearing on the internet. Much of this post was written late last year and only very recently completed.

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