On September 24, 2021, at 17.00 CEST, SEA, the Search Engines Amsterdam meetup returns with two talks. This edition of SEA is focused on recommendation. Olivier Jeunen from University of Antwerp will kick off with a talk Advances in Bandit Learning for Recommendation: Pessimistic Reward Models & Equity of Exposure. Ben Carterette from Spotify will give the second talk on Measuring Listener Delight. Please head over to https://www.meetup.com/SEA-Search-Engines-Amsterdam/events/cnwjfsyccmbgc/ and sign up.