News Archives

Apr 11, 2024ACM TORS

I have joined the editorial board of ACM Transactions on Recommender Systems as an Associate Editor.

Mar 24, 2024IR4U2 Keynote

I gave the keynote address for the IR4U2 workshop at ECIR 2024.

Dec 15, 20232 papers in IR for Good

We have 2 papers accepted to the IR for Good track at ECIR 2024. One led by Amifa Raj on fair grid layouts and another with Sole Pera, Henriette Cramer, and Lex Beattie on consumer-side impacts.

Dec 14, 2023Short paper in ECIR 2024

My student Ngozi Ihemelandu's paper on multiple comparison corrections for recommender system evaluation has been accepted as a short paper for ECIR 2024.

Nov 21, 2023RAI Impact Statements

Alexandra Olteanu, Carlos Castillo, Jina Suh, and I argue in a new preprint and blog post that RAI research needs impact statements.

Oct 30, 2023Recruiting Ph.D students

I am recruiting for 2 Ph.D positions in Information Science for Fall 2024. See prospective students for more details.

Oct 17, 2023Paper at WI-IAT

Ngozi Ihemelandu and I have a paper at WI-IAT this month on candidate sampling for recommender evaluation.

Sep 18, 2023Paper at FAccTRec Workshop

Amifa Raj and I have a paper at the FAccTRec workshop on measuring fairness in grid layouts.

Aug 5, 2023New paper in TORS

Fernando Diaz, Ben Carterette, and I have a new paper in TORS on the need to consider distributions of effects, not just point estimates of effectiveness measures when evaluating recommender systems.

Jul 5, 2023New Ph.D

My first Ph.D student, Amifa Raj successfully defended her dissertation today!

Jun 19, 2023POPROX Infrastructure

We have launched the web site for POPROX, an NSF-funded project to develop infrastructure to support user-facing research on news recommendation.

Jun 7, 2023Panel at FAccT 2023

I am co-organizing a CRAFT panel on “Theories of Change in Responsible AI”. Please fill out this survey to suggest questions.

May 8, 2023Moving to Drexel University

At the end of the summer, I am moving to the Drexel University Dept. of Information Science.

Apr 4, 2023Short papers accepted to SIGIR

We will be presenting 2 short papers at SIGIR 2023: “Patterns of Gender-Specializing Query Reformulation” by Ph.D student Amifa Raj with Nick Craswell & Bhaskar Mitra, and “Inference at Scale” by Ngozi Ihemelandu.

Jan 23, 2023Talk at UW RAISE on Friday

On Friday, Jan. 27, I am giving a talk in the UW RAISE seminar series [slides and resources].

Jan 18, 2023SCOTUS Amicus Brief

I joined the Center for Democracy and Technology along with several other technologists in an amicus brief urging the supreme court to uphold Section 230 protections for recommender systems.

Jan 12, 2023Paper published in Interactions

We have a short piece in ACM Interactions on the roles of experts in information access.

Dec 13, 2022Paper accepted to CHIIR 2023

Our paper on gender in IR has been accepted and will appear in CHIIR 2023.

Sep 9, 2022TheWebConf FATE CFP available

I am co-chair of the Fairness, Accountability, Transparency, and Ethics track at TheWebConf 2023. The CFP is now available.

Aug 30, 2022FAccTRec 2022 paper

Our paper on consumer fairness objecties and strategies (with Sole Pera) has been accepted to FAccTRec 2022.

Jul 11, 2022Foundations and Trends article

Our monograph on fair information access has been published in Foundations and Trends in Information Retrieval.

Jun 23, 2022AI Magazine article out

Our paper “The Multisided Complexity of Fairness in Recommender Systems” has been published in AI Magazine.

Jun 7, 2022Paper at SIGIR eCom

Our paper on gender stereotypes in childrens' product search, led by Ph.D student Amifa Raj, has been accepted to SIGIR eCom 2022.

Apr 26, 2022Chapter in RecSys Handbook

The 3rd Edition of the Recommender Systems Handbook is now available, including our chapter on fairness.

Mar 31, 2022Paper in SIGIR

Our paper on fair ranking metrics, led by Ph.D student Amifa Raj, has been accepted to SIGIR 2022.

Feb 1, 2022RecSys Program Chair

I am pleased to serve as Program Co-chair for RecSys 2022. Our call for papers is now available.

Nov 15, 2021TREC Fair Ranking 2022

The Fair Ranking track track is returning to TREC 2022.

Aug 24, 2021RecSys PERSPECTIVES

Two pieces at the RecSys PERSPECTIVES workshop: my student Ngozi Ihemeandu's paper about statistical inference, and a talk with Ben Carterette and Fernando Diaz about evaluating with distributions.

Jul 30, 2021RecSys LBR

Our paper “Baby Shark to Barracuda: Analyzing Children’s Music Listening Behavior” has been accepted for publication in RecSys 2021 Late-Breaking Results.

May 3, 2021Paper in KidRec

Our paper on gender stereotypes in recommendations and search results for children, led by my student Amifa Raj and in collaboration with Ashlee Milton, has been accepted to KidRec 2021.

Apr 30, 2021Calls for Papers

The SimuRec and FAccTrec Calls for Papers are now available.

Apr 13, 2021Remote REU

We are running another remote research experience for undergraduates on fair search and recommendation. Applications are due April 25.

Mar 16, 2021RecSys workshops

I am co-organizing two workshops at RecSys 2021: the fourth FAccTrec and a new workshop on simulations and synthetic data (“SimuRec”).

Mar 8, 2021Privacy decisions at UMAP

Our paper Privacy as a Planned Behavior: Effects of Situational Factors on Privacy Perceptions and Plans (led by Boise State student Nuhil Mehdy) has been accepted for publication at UMAP 2021.

Jan 15, 2021Estimating metrics at TheWebConf

New paper Estimation of Fair Ranking Metrics with Incomplete Judgments, led by Omer Kirnap (UCL), has been accepted for publication in TheWebConf 2021.

Oct 26, 2020Book gender in UMUAI

Our paper Exploring Author Gender in Book Rating and Recommendation has been accepted for publication in User Modeling and User-Adapted Interaction.

Aug 21, 2020Paper at FAccTrec

Ph.D student Amifa Raj will present our paper ‘Comparing Fair Ranking Metrics’ at FAccTRec.

Jul 27, 2020LensKit at CIKM 2020

The LensKit for Python paper will appear in the Resource Track at CIKM 2020.

Jul 17, 2020Expected Exposure in CIKM 2020

Our paper Evaluating Stochastic Rankings with Expected Exposure has been accepted to CIKM 2020 (with Fernando Diaz, Bhaskar Mitra, Asia Biega, and Ben Carterette).

Jun 15, 2020New paper in AJIM

Our paper on the LITERATE project has been published in the Aslib Journal of Information Management.

Apr 17, 2020REU Opening

I have an online REU opening for Summer 2020.

Mar 25, 2020TREC Fair Ranking report out

The TREC Fair Ranking 2019 report is now available.

Jan 31, 2020FairUMAP

The FairUMAP workshop on fairness in user modeling is returning to UMAP 2020.

Dec 10, 2019Short paper accepted to CHIIR

Mucun Tian's thesis work will appear as a short paper in CHIIR 2020.

Nov 7, 2019Fairness track returning to TREC 2020

The TREC Fairness Track has been accepted for a second year. Details coming spring 2020. If you are at TREC 2019, talk to me!

Jul 27, 2019FACTS-IR concluded

The Workshop on Fairness, Accountability, Confidentiality, Transparency, and Safety in Information Retrieval was a great success. Look for the report in a few months.

Jul 23, 2019FAT* Network online

The FAT* Network, which I am organizing with Karen Levy from Cornell, is now open for affiliated events.

May 31, 2019Tutorial at RecSys

Our tutorial proposal on fairness has been accepted to RecSys 2019.

Apr 9, 2019Tutorial in SIGIR

Our tutorial proposal on fairness has been accepted to SIGIR 2019.

Mar 15, 2019FACTS-IR workshop

The FACTS-IR workshop at SIGIR 2019 will discuss fairness, accountability, confidentiality, transparency, and safety in IR systems (and recsys!).

Feb 4, 2018Preprint on recsys notation

We have a new preprint on notation for recommender systems teaching, research, and scholarship.

Nov 15, 2018Fairness track at TREC 2019

Our proposal for a fairness track at TREC 2019 has been accepted! Details coming Spring 2019.

Oct 18, 2018Seminars at CMU and Clemson

I am giving seminar talks this fall at CMU HCII (Nov. 9) and Clemson (Dec. 7).

Aug 14, 2018Three papers at RecSys 2018 workshops

We will present two papers in the REVEAL workshop at RecSys 2018. One describes the LKPY software, and the other (by my student Mucun Tian) presents his work in progress on quantifying evaluation errors. We have a third paper in the ComplexRec workshop on the LITERATE project.

Jul 30, 2018Paper in RecSys 2018

Our paper Exploring Author Gender in Book Rating and Recommendation will be published as a full paper in RecSys 2018. See the blog post.

Apr 23, 2018NSF CAREER award

I am receiving the NSF CAREER award to fund my work on responsible recommendation.

Mar 26, 2018Second Workshop on Responsible Recommendation

We will be having a second Workshop on Responsible Recommendation, succeeding last year's FATREC, at RecSys 2018 in Vancouver, BC.

Mar 5, 2018Workshop on Fairness in User Modeling

I am helping to organize FairUMAP, the first workshop on fairness in user modeling. Papers are due April 18, please submit!

Nov 18, 2017Two papers appearing in FAT*

I have had two papers accepted for publication in FAT*, the Conference on Fairness, Acccountability, and Transparency. One is with Sole Pera and the PIReTs on demographic bias in recommender effectiveness, and the other with Hoda Mehrpouyan and her student Rezvan Joshaghani on fair privacy protections.

Oct 30, 2017Dagstuhl Perspectives

I am participating in the Dagstuhl Perspectives Workshop Towards Performance Modeling and Performance Prediction across IR/RecSys/NLP.

Aug 30, 2017Co-chairing RecSys 2018

I am serving as General Co-chair for ACM RecSys 2018 with Sole Pera.

Aug 22, 2017Presenting work at RecSys

I have a poster at RecSys 2017 and a position paper in KidRec. The PIReTs are also doing several things.

Jun 9, 2017Speaking in Belgium and the Netherlands

I am giving a number of talks in Belgium and the Netherlands in June. I hope to see some of you there.

Mar 21, 2017Workshop at RecSys 2017

The first FATREC Workshop on Responsible Recommendation, which I am organizing with Amit Sharma, will be held at RecSys 2017 in Como, Italy.

Jan 20, 2017Papers at FLAIRS

I will be presenting one full and one short paper in the recommender systems track at FLAIRS in May, 2017.