Read article - Saeed Hassanpour, associate professor of epidemiology and biomedical data science and founding director of the Center for Precision Health and Artificial Intelligence, is quoted in a story about how AI chatbots work. They are "trained on a huge amount of data on the internet, and combining some other techniques, it can summarize and capture a lot of knowledge and information about the world and how humans interact and operate," Hassanpour said.