New Mexico Senator Martin Heinrich has long been a leader in AI legislation on the hill: He co-founded the AI Caucus in 2019 after observing the rapid development of machine learning. A couple of years later, when ChatGPT, Dall-E and similar AI tools exploded into the national consciousness, Heinrich says his fellow legislators started requesting meetings with him, asking, “What is the AI Caucus, and what do we need to know about this stuff?”