A growing number of journalists and news organizations are working hard to verify and debunk online misinformation and suspect viral claims.The online world is filled with misinformation and hoaxes. Fake news websites, government propaganda, Photoshopped images, fake social media accounts  and unethical scientific journal publishers are just some of the people and entities who contribute to the burgeoning hoax economy. This panel at International Journalism Festival (Perugia, Italy 15-19 April 2015) features some of the leaders in the field.