Twenty years after the 9/11 attacks, six Brookings scholars reflect on their personal experiences of that terrible day, and offer expert insights into how 9/11 changed policy and what the anniversary suggests for policy moving forward. Show notes and transcript:   Follow Brookings podcasts on Apple or Google podcasts, or on Spotify. Send feedback email to , and follow us and tweet us at  on Twitter. The Brookings Cafeteria is part of the .