Quora answers claim the book referenced in the NYT article actually does contain info on the trick in question. It sounds like your average magician stuff, inf

Quora answers claim the book referenced in the NYT article actually does contain info on the trick in question. It sounds like your average magician stuff, influence, misdirection, memorization, skill and patter. The quora answer claims there are about six memorized decks, and that there are generally attempts to ‘force’ the right number after the the card has been selected. If the wrong number is chosen, there are ways to to mitigate the issue going all the way to manipulating the deck. Getting angry was part of the trick, for sure. https://www.quora.com/How-does-the-Berglas-Effect-magic-card-trick-work?share=1 https://www.quora.com/How-does-the-Berglas-Effect-magic-card...