The podcast episodes provided cover the topic of online disinformation and its impact on society. The episode 'A Surgeon General Warning + Is Disinformation Winning? + The CryptoPACs Are Coming' features an interview with Renee DiResta on combating online disinformation tactics and the crypto industry's efforts to influence elections through political lobbying.

The episode 'Sydney mall attack: How a social media frenzy unfolded' discusses the spread of false information and accusations on social media in the aftermath of a stabbing incident, highlighting the challenges in addressing online disinformation.