A Generation of AI Guinea PigsAI is quickly becoming a regular part of children’s lives. What happens next?Illustration by Matteo Giuseppe Pani. Source: Getty.This spring, the Los Angeles Unified School District—the second-largest public school district in the United States—introduced students and parents to a new “educational friend” named Ed. A learning platform that includes a chatbot represented by a small illustration of a smiling sun, Ed is being tested in 100 schools within the district a...