From the first question, Variety ’s A Night in the Writers’ Room gathering of five drama showrunners was a lively affair as the scribes compared notes and reflected on how much television has changed in a short time. But nothing sparked up the session, moderated by Emily Longeretta, Variety ’s senior TV features editor, like the discussion of how each showrunner prefers to work — and what it takes for them to actually get work done. For Jennie Snyder Urman , showrunner and executive producer of