In the early 1950s David Boehm was a young assistant professor at Princeton and he ultimately got in trouble. He had communist sympathies which prevented him from working at Los Alamos during the Manhattan Project. Albert Einstein saw Boehm's book on quantum mechanics and leaved through it and summoned him to his office. So Boehm went back and started thinking about it and said well okay if that proof doesn't quite prove the sweeping conclusion that it is apparently trying to lead to can you make a theory of hidden variables? And so he did he made a theory called Boehmine mechanics which has explicitly non-local interactions what one particle at one point in the universe is doing is affected by