AI SAFETY & ETHICS

MATS 9 Retrospective & Advice

LessWrong AI

I couldn’t find a recent write-up from a MATS alum about what attending MATS was like, so this is the thing that I wish I had. I attended MATS from January to March 2026, on Team Shard with Alex Turner and Alex Cloud. It was a great time! Applications for MATS are basically on a rolling basis nowadays, and I can strongly recommend applying (to multiple streams) even if you think you’re not a great match. With that being said, there’s a lot I wish I knew going into MATS, so here’s a brain-dump of thoughts.