 It actually outlined – they studied the constitutions of all of the unions at the time and of what's called the 18 red-led, meaning it was led by communist socialists, the 18 red-led unions in the 1930s and 40s. They had by far the most democratic internal institutions. So that's one piece of evidence I just loved seeing because it was something I sort of knew in my bones from contemporary times, but I had never just sat down to read, which was a good thing for me to do in grad school.