Platforms like Google, Facebook, and Amazon are not only shaping our economy, but our society—with questions of privacy, monopoly power, online racial discrimination, misinformation, hate speech, incitement, and impacts on mental health at the fore of the policy debate. Platforms like Google, Facebook, and Amazon are not only shaping our economy, but our society—with questions of privacy, monopoly power, online racial discrimination, misinformation, hate speech, incitement, and impacts on mental...