I figured one of the two had to be Persi Diaconis, and it looks like I wasn't far off the mark: https://golem.ph.utexas.edu/category/2015/01/mathematics_and_ma

I figured one of the two had to be Persi Diaconis, and it looks like I wasn't far off the mark: https://golem.ph.utexas.edu/category/2015/01/mathematics_and_magic_the_de_b.html https://golem.ph.utexas.edu/category/2015/01/mathematics_and... If I did get it right, Ron Graham as the second mathematician makes perfect sense too :)