Danielle Turchiano Senior Features Editor, TVAs the COVID-19 pandemic approaches its one-year anniversary of ravaging the globe and disrupting workflows, PBS is coming into 2021 strong with a robust slate for what network president and CEO Paula Kerger calls one of its “brand-defining programs”: “Masterpiece.”“When you ask people what they think about when they hear ‘PBS,’ many people will say ‘Masterpiece’ and in fact consistently it’s one of the most popular programs from an audience size