At least 14 people who President-elect Joe Biden has picked to serve either in his administration or to advise his transition have worked for the Big Tech firms that cracked down earlier this week on President Donald Trump and a social media site popular with conservatives. Apple’s top lobbyist was a chief adviser to the Biden transition team. A former Facebook executive will serve as staff director in the Biden White House, and a former Twitter executive will serve as chief spokesperson for the National Security Council under Biden. Current and former executives at those firms and two others, Google...