The Computing Community Consortium (CCC) recently sponsored a Blue Sky Ideas Track at the 2025 ACM Knowledge Discovery and Data Mining (KDD) conference’s Health Day track, and we are thrilled to announce the winners! KDD, now in its 31st year of holding an annual conference, provides a forum for researchers to share and discuss new ideas and applications in the fields of data science, data mining, knowledge discovery, and big data analytics. 

ACM KDD Health Track 2025 Blue Sky Winners

1st Place
RephQA: Evaluating Readability of Large Language Models in Public Health Question Answering

Weikang Qiu, Yale University

Tinglin Huang, Northeastern University

Ryan Rullo, Yale University

Yuchen Kuang, 

Ali Maatouk, Yale University

Raquel Ramos, Yale University, and

Rex Ying, Yale University

2nd Place
From Medical World Models to Intelligent Digital Twins: A Blue Sky Vision for Proactive Medicine

Jieneng Chen, Johns Hopkins University

Kang Wang, University of California, San Francisco

Yang Yang, University of California, San Francisco, and 

Yuyin Zhou, University of California, Santa Cruz

3rd Place
Referral Required: When AI Blocks Access to Human Doctors

Tyler Derr, Vanderbilt University

Please join us in congratulating the KDD 2025 winners! 

CCC sponsors many Blue Sky tracks at various conferences in computing every year. If you are interested in requesting sponsorship of a Blue Sky track at your conference, please email blueskyideas@cra.org . Requests need only include a brief description of the conference and a proposed list of program committee members for the track. For more information — including guidelines for conference program committees, recommendations for selecting winners, and logistics for issuing CCC-sponsored travel awards to the winners, as well as a sample call for papers for a Blue Sky Ideas track — visit our website.