RecSys Summer School 2023

Supported by SIGCHI and DDSA
June 12-16, 2023, Copenhagen, DK

Summer School on Recommender Systems

The 2023 RecSys summer school will be held from Monday June 12th to Friday June 16th in Copenhagen, Denmark. Leaders in the field will give lectures on the practice, research, and state of the art in recommender systems. The lectures are covering a broad range of topics from an algorithmic as well as an methodological perspective and will also include hands-on sessions.

The Summer School on Recommender Systems is co-funded by ACM RecSys, SIGCHI, and DDSA. The RecSys Summer School follows previous summer schools on the same topic having taken place in Bilbao in 2006, Bolzano in 2017, Gothenburg in 2019, and Fortaleza in 2019.

Registration is open.


SlotTimeMonday June 12Tuesday June 13Wednesday June 14Thursday June 15Friday June 16
18:45-10:15S3: Group recommendation, part 1 (Ludovico Boratto)S7: Knowledge-based recommendation (SWAP Group)S11: Media recommendation (Özlem Özgöbek + Daan Odijk)S15: Job recommendation (David Graus + Mesut Kaya)
10:15-10:45Coffee breakCoffee breakCoffee breakCoffee break
210:45-12:15S4: Group recommendation, part 2 (Ludovico Boratto)S8: Lab session (SWAP Group)S12: Experimental practice (Lien Michiels)S16: E-commerce (Humberto Corona)
313:15-14:45S1: Intro (Dietmar Jannach)S5: User-centered evaluation, part 1 (Christine Bauer + Martijn Willemsen)S9: Conversational recommendation (SWAP Group)S13: Fairness (Christine Bauer)S17: Multi-stakeholder recommendation (Robin Burke)
14:45-15:15Coffee breakCoffee breakCoffee breakCoffee breakCoffee break
415:15-16:45S2: Recommenders in the wild (Kim Falk + Morten Arngren)S6: Content-based filtering (SWAP Group)S10: User-centered evaluation, part 2 (Christine Bauer + Martijn Willemsen)S14: Explainability (Leandro Balby Marinho)S18: Closing (Robin Burke)


Travel support: Students enrolled at universities in developing and emerging countries are eligible to receive travel support. To apply for funding, send an application to summerschool2023[at] Your application should include a 1-page CV and a letter from your supervisor supporting your participation in the summer school. A maximum of $1500 will be reimbursed.

NB: Travel support will be offered in the form of reimbursement. Should you be granted funding, you will need to register for the school and book/pay for travel and accommodation first and submit receipts afterwards.

Visa invitation letters: Visa invitation letters can be requested when registering. Note that current waiting time for a visa is up to three months.

Registration Registration includes a five day program with courses on recommender systems, coffee breaks and lunches during all five days, and a social event/dinner on one of the evenings.

Register here

Registration prices:

TypeEarly (on/before April 30, 2023)Standard (on/before May 31, 2023)Late (from June 1)


Morten ArngrenWunderman Nordic, DKWebS1
Leandro Balby MarinhoFederal University of Campina Grande, BRWebS14
Christine BauerUtrecht University, NLWebS5, S10, & S13
Ludovico BorattoUniversity of Cagliari, ITWebS3 & S4
Robin BurkeUC Boulder, USAWebS17 & S18
Humberto CoronaSpotify, NLWebS16
Kim FalkShopify, DKWebS2
Marco de GemmisUniversity of Bari, ITWebS6-S9
David GrausRandstad, NLWebS15
Dietmar JannachUniversity of Klagenfurt, ATWebS1
Mesut KayaAalborg University Copenhagen, DKWebS15
Pasquale LopsUniversity of Bari, ITWebS6-S9
Lien MichielsUniversity of Antwerp, BEWebS12
Cataldo MustoUniversity of Bari, ITWebS6-S9
Daan OdijkRTL, NLWebS11
Marco PolignanoUniversity of Bari, ITWebS6-S9
Giovanni SemeraroUniversity of Bari, ITWebS6-S9
Martijn WillemsenJADS & TUE, NLWebS5, S10
Özlem ÖzgöbekNTNU, NOWebS11