To celebrate Alysia Montaño's 40th birthday, the running community is taking over the historic Edwards Stadium at UC Berkeley for a one-mile race on May 2nd, 2026. Seeded heats mean you'll run with people at your own pace — whether you're gunning for a PR or just here for the vibes.

As RBO participants, entry is free for you! Spots are capped at 600 total, so sign up soon — and whatever you do, do not post this on social media. Keep it to direct texts and emails only. We want to help ensure that Alysia completely surprised!