Each year, John Broackman posts a big-idea question to important thinkers. This year he wonders what law of nature is waiting to be declared. “There is some bit of wisdom, some rule of nature, some lawlike pattern, either grand or small, that you’ve noticed in the universe that might as well be named after you.” What, he asks, is your law, one that’s ready to take a place near Kepler’s and Faraday’s and Murphy’s. More than 150 responses totaling more than 20,000 words have been posted so far…