Also relevant to this topic: Fred Gruenberger's Measure for Crackpots (1962): https://www.rand.org/content/dam/rand/pubs/papers/2006/P2678.pdf https://www.ran

Also relevant to this topic: Fred Gruenberger's Measure for Crackpots (1962): https://www.rand.org/content/dam/rand/pubs/papers/2006/P2678.pdf https://www.rand.org/content/dam/rand/pubs/papers/2006/P2678... John Baez's Crackpot Index (1998): https://math.ucr.edu/home/baez/crackpot.html https://math.ucr.edu/home/baez/crackpot.html