Hateful thoughts and words can lead to harmful actions like the March 2019 terrorist attack on mosques in Christchurch, New Zealand. In free, open and democratic societies, governments cannot justifiably regulate what citizens think, feel, believe or value, but do have a duty to protect citizens from harmful communication that incites discrimination, active hostility and violence.Written by a public policy advisor for fellow practitioners in politics and public life, this book discusses significant practical and moral challenges regarding internet governance and freedom of speech,...