When Donald Trump threw his hat in the ring for the Republican nomination in June, 2015, no one gave him a snowball's chance. As time passed, however, rival after rival dropped out of the race, until he was alone at the top at the beginning of May, 2016. How did an accomplished businessman, but a newcomer to politics, win a real-life version of "The Apprentice?" "Trump's Tricks" offers a psychologist's view of the tactics that were used to first attract...