<p>The co-founders of Axios popularized the &#8220;Smart Brevity&#8221; mantra for years. Now, in the age of AI, comes another: &#8220;Simplify.&#8221; Such is the name of a new book by Mike Allen, Jim VandeHei and Roy Schwartz, who co-founded the political news site in 2016 to try and help get people </p>