Volodymyr Zelenskiy speaks to the Canadian parliament via video link. PATRICK DOYLE (REUTERS) Volodymyr Zelenskiy, the president of Ukraine, is a great communicator, and his gift for exciting people with his speeches from the heart of war, without fleeing or abandoning his people, has shaped him into a hero in the eyes of his country and audiences and governments around the world. “He knows how to manage communication on social media with quick, synthetic videos, staging, war clothes, and a message that has made his people adore him: 'I am us,' he's there to say,” explains Javier Alonso López, philologist...