MY NAME IS MARIANNA SPRING AND SOME OF MY TROLLS SAY THEY WANT TO KILL ME. Threats and abuse litter my social media feeds. They infect my everyday life. Sometimes the people behind the messages try to find me in person. This seems to be the price of venturing into the world of conspiracy theories, hate and algorithms. And it turns out, I am far from alone. In 2020, I became the BBC's first disinformation and social media correspondent, and since then I have been trying to understand conspiracyland. Where d