This course introduces you to concepts and practices available to journalists, other investigators and everyday citizens to tackle challenges posed by the Internet and social media. It reviews current debates about the importance of “facts”, and explores issues of accuracy, credibility and trustworthiness of information. You will learn how misinformation and disinformation are used to undermine rational debate and trust in expertise, and how to use practical fact-checking and verification skills to debunk and/or verify dubious information.