Publications

CandorMD: An AI-Assisted Audio Simulation and Feedback System for Training Clinicians for Medical Error Disclosure

Inna Wanyin Lin, Sahand Sabour, Hong Sng, Maxine Chan, Minlie Huang, Andrew White, Tim Althoff

Capable language models can outgrow the benefits of collaboration

Yubin Kim, Ken Gu, Chanwoo Park, Chunjong Park, Samuel Schmidgall, A. Ali Heydari, Yao Yan, Zhihan Zhang, Yuchen Zhuang, Yun Liu, Mark Malhotra, Paul Pu Liang, Hae Won Park, Yuzhe Yang, Xuhai Xu, Yilun Du, Shwetak Patel, Tim Althoff, Daniel McDuff, Xin Liu

How Conversational Structure and Style Shape Online Community Experiences

Galen Weld, Carl Pearson, Bradley Spahn, Tim Althoff, Amy X. Zhang, Sanjay Kairam

Inferring Events from Time Series using Language Models

Mingtian Tan, Mike A. Merrill, Zachary Gottesman, Tim Althoff, David Evans, Thomas Hartvigsen

Self-Improving VLM Judges Without Human Annotations

Inna Wanyin Lin, Yushi Hu, Shuyue Stella Li, Scott Geng, Pang Wei Koh, Luke Zettlemoyer, Tim Althoff, Marjan Ghazvininejad

SynthWorlds: Controlled Parallel Worlds for Disentangling Reasoning and Knowledge in Language Models

Ken Gu, Advait Bhat, Mike Merrill, Robert West, Xin Liu, Daniel McDuff, Tim Althoff

Transforming wearable data into personal health insights using large language model agents

Mike A. Merrill, Akshay Paruchuri, Naghmeh Rezaei, Geza Kovacs, Javier Perez, Yun Liu, Erik Schenck, Nova Hammerquist, Jake Sunshine, Shyam Tailor, Kumar Ayush, Hao-Wei Su, Qian He, Cory Y. McLean, Mark Malhotra, Shwetak Patel, Jiening Zhan, Tim Althoff, Daniel McDuff, Xin Liu

Human Decision-making is Susceptible to AI-driven Manipulation

Sahand Sabour, June M. Liu, Siyang Liu, Chris Z. Yao, Shiyao Cui, Xuanming Zhang, Wen Zhang, Yaru Cao, Advait Bhat, Jian Guan, Wei Wu, Rada Mihalcea, Hongning Wang, Tim Althoff, Tatia M.C. Lee, Minlie Huang

LSM-2: Learning from Incomplete Wearable Sensor Data

Maxwell A. Xu, Girish Narayanswamy, Kumar Ayush, Dimitris Spathis, Shun Liao, Shyam A. Tailor, Ahmed Hosny Saleh Metwally, A. Ali Heydari, Yuwei Zhang, Jake Garrison, Samy Abdel-Ghaffar, Xuhai Xu, Ken Gu, Jacob E. Sunshine, Ming‐Zher Poh, Yun Liu, Tim Althoff, Shrikanth Narayanan, Pushmeet Kohli, Mark Malhotra, Shwetak Patel, Yuzhe Yang, James M. Rehg, Xin Liu, Daniel McDuff

Perceptions of Moderators as a Large-Scale Measure of Online Community Governance

Galen Weld, Leon Leibmann, Amy X. Zhang, Tim Althoff

Best Paper Honorable Mention

RADAR: Benchmarking Language Models on Imperfect Tabular Data

Ken Gu, Zhihan Zhang, Kate Lin, Yuwei Zhang, Akshay Paruchuri, Hong Yu, Mehran Kazemi, Kumar Ayush, A. Ali Heydari, Max Xu, Yun Liu, Ming-Zher Poh, Yuzhe Yang, Mark Malhotra, Shwetak Patel, Hamid Palangi, Xuhai "Orson" Xu, Daniel McDuff, Tim Althoff, Xin Liu

Reddit Rules and Rulers: Quantifying the Link Between Rules and Perceptions of Governance Across Thousands of Communities

Leon Leibmann, Galen Weld, Amy X. Zhang, Tim Althoff

Best Paper Award

A Computational Framework for Behavioral Assessment of LLM Therapists

Yu Ying Chiu, Ashish Sharma, Inna Wanyin Lin, Tim Althoff

Are Language Models Actually Useful for Time Series Forecasting?

Mingtian Tan, Mike A. Merrill, Vinayak Gupta, Tim Althoff, Thomas Hartvigsen

BLADE: Benchmarking Language Model Agents for Data-Driven Science

Ken Gu, Ruoxi Shang, Ruien Jiang, Keying Kuang, Richard-John Lin, Donghe Lyu, Yue Mao, Youran Pan, Teng Wu, Jiaqian Yu, Yikun Zhang, Tianmai M. Zhang, Lanyi Zhu, Mike A. Merrill, Jeffrey Heer, Tim Althoff

Correcting misinformation on social media with a large language model

Xinyi Zhou, Ashish Sharma, Amy X. Zhang, Tim Althoff

Facilitating Self-Guided Mental Health Interventions Through Human-Language Model Interaction: A Case Study of Cognitive Restructuring

Ashish Sharma, Kevin Rushton, Inna Wanyin Lin, Theresa Nguyen, Tim Althoff

How Do Analysts Understand and Verify AI-Assisted Data Analyses?

Ken Gu, Ruoxi Shang, Tim Althoff, Chenglong Wang, Steven M. Drucker

How Do Data Analysts Respond to AI Assistance? A Wizard-of-Oz Study

Ken Gu, Madeleine Grunde-McLaughlin, Andrew McNutt, Jeffrey Heer, Tim Althoff

IMBUE: Improving Interpersonal Effectiveness through Simulation and Just-in-time Feedback with Human-Language Model Interaction

Inna Wanyin Lin, Ashish Sharma, Christopher Michael Rytting, Adam S. Miner, Jina Suh, Tim Althoff

Language Models Still Struggle to Zero-shot Reason about Time Series

Mike A. Merrill, Mingtian Tan, Vinayak Gupta, Thomas Hartvigsen, Tim Althoff

Making Online Communities ‘Better’: A Taxonomy of Community Values on Reddit

Galen Weld, Amy X. Zhang, Tim Althoff

Rethinking technology innovation for mental health: framework for multi-sectoral collaboration

Jina Suh, Sachin R. Pendse, Robert Lewis, Esther Howe, Koustuv Saha, Ebele Okoli, Judith Amores, Gonzalo Ramos, Jenny Shen, Judith Borghouts, Ashish Sharma, Paola Pedrelli, Liz Friedman, Charmain Jackman, Yusra Benhalim, Desmond C. Ong, Sameer Segal, Tim Althoff, Mary Czerwinski

Cognitive Reframing of Negative Thoughts through Human-Language Model Interaction

Ashish Sharma, Kevin Rushton, Inna Wanyin Lin, David Wadden, Khendra G. Lucas, Adam S. Miner, Theresa Nguyen, Tim Althoff

Outstanding Paper Award

GLOBEM: Cross-Dataset Generalization of Longitudinal Human Behavior Modeling

Xuhai Xu, Xin Liu, Han Zhang, Weichen Wang, Subigya Nepal, Yasaman Sefidgar, Woosuk Seo, Kevin S Kuehn, Jeremy F Huckins, Margaret E Morris, Paula S. Nurius, Eve A. Riskin, Shwetak Patel, Tim Althoff, Andrew Campell, Anind K. Dey, Jennifer C. Mankoff

Distinguished Paper Award

Homekit2020: A Benchmark for Time Series Classification on a Large Mobile Sensing Dataset with Laboratory Tested Ground Truth of Influenza Infections

Mike A Merrill, Esteban Safranchik, Arinbjorn Kolbeinsson, Piyusha Gade, Ernesto Ramirez, Ludwig Schmidt, Luca Foshchini, Tim Althoff

Human–AI collaboration enables more empathic conversations in text-based peer-to-peer mental health support

Ashish Sharma, Inna W. Lin, Adam S. Miner, David C. Atkins, Tim Althoff

Mapping User Engagement in Digital Psychotherapy: An Integrative Engagement Model

James M Zech, Morgan Johnson, Michael D Pullman, Thomas D Hull, Tim Althoff, Sean A Munson, Nicole Fridling, Boris Litvin, Jerilyn Wu, Patricia A Areán

Scaling Expert Language Models with Unsupervised Domain Discovery

Suchin Gururangan, Margaret Li, Mike Lewis, Weijia Shi, Tim Althoff, Noah A. Smith, Luke Zettlemoyer

Self-supervised Pretraining and Transfer Learning Enable Flu and COVID-19 Predictions in Small Mobile Sensing Datasets

Mike A. Merrill, Tim Althoff

Understanding and Supporting Debugging Workflows in Multiverse Analysis

Ken Gu, Eunice Jun, Tim Althoff

A computational approach to measure the linguistic characteristics of psychotherapy timing, responsiveness, and consistency

Adam S Miner, Scott L Fleming, Albert Haque, Jason A Fries, Tim Althoff, Denise E Wilfley, W Stewart Agras, Arnold Milstein, Jeff Hancock, Steven M Asch, others

Adjusting for Confounders with Text: Challenges and an Empirical Evaluation Framework for Causal Inference

Galen Weld, Peter West, Maria Glenski, David Arbour, Ryan A. Rossi, Tim Althoff

Branch-Train-Merge: Embarrassingly Parallel Training of Expert Language Models

Margaret Li, Suchin Gururangan, Tim Dettmers, Mike Lewis, Tim Althoff, Noah A. Smith, Luke Zettlemoyer

CORAL: COde RepresentAtion learning with weakly-supervised transformers for analyzing data analysis

Ge Zhang, Mike A. Merrill, Yang Liu, Jeffrey Heer, Tim Althoff

Disparate impacts on online information access during the Covid-19 pandemic

Jina Suh, Eric Horvitz, Ryen W. White, Tim Althoff

Estimating the Burden of Influenza on Daily Activity at Population Scale Using Commercial Wearable Sensors

Aziz Mezlini, Allison Shapiro, Eric J Daza, Eamon Caddigan, Ernesto Ramirez, Tim Althoff, Luca Foschini

Gendered Mental Health Stigma in Masked Language Models

Inna Wanyin Lin, Lucille Njoo, Anjalie Field, Ashish Sharma, Katharina Reinecke, Tim Althoff, Yulia Tsvetkov

GLOBEM Dataset: Multi-Year Datasets for Longitudinal Human Behavior Modeling Generalization

Xuhai Xu, Han Zhang, Yasaman Sefidgar, Yiyi Ren, Xin Liu, Woosuk Seo, Jennifer Brown, Kevin Kuehn, Mike Merrill, Paula Nurius, Shwetak Patel, Tim Althoff, Margaret E. Morris, Eve Riskin, Jennifer Mankoff, Anind K. Dey

Large-scale diet tracking data reveal disparate associations between food environment and diet

Tim Althoff, Hamed Nilforoshan, Jenna Hua, Jure Leskovec

Leveraging Mobile Technology for Public Health Promotion: A Multidisciplinary Perspective

Jennifer L Hicks, Melissa A Boswell, Tim Althoff, Alia J Crum, Joy P Ku, James A Landay, Paula ML Moya, Elizabeth L Murnane, Michael P Snyder, Abby C King, others

What Makes Online Communities ‘Better’? Measuring Values, Consensus, and Conflict across Thousands of Subreddits

Galen Weld, Amy X. Zhang, Tim Althoff

Leveraging Community and Author Context to Explain the Performance and Bias of Text-Based Deception Detection Models

Galen Weld, Ellyn Ayton, Tim Althoff, Maria Glenski

Best Paper Award

MULTIVERSE: Mining Collective Data Science Knowledge from Code on the Web to Suggest Alternative Analysis Approaches

Mike A. Merrill, Ge Zhang, Tim Althoff

Political Bias and Factualness in News Sharing across more than 100,000 Online Communities

Galen Weld, Maria Glenski, Tim Althoff

Outstanding Paper (Analysis)

Population-Scale Study of Human Needs During the COVID-19 Pandemic: Analysis and Implications

Jina Suh, Eric Horvitz, Ryen W. White, Tim Althoff

The Effect of Moderation on Online Mental Health Conversations

David Wadden, Tal August, Qisheng Li, Tim Althoff

Outstanding Paper (Study Design)

Towards Facilitating Empathic Conversations in Online Mental Health Support: A Reinforcement Learning Approach

Ashish Sharma, Inna W. Lin, Adam S. Miner, David C. Atkins, Tim Althoff

Best Paper Award

A Computational Approach to Understanding Empathy Expressed in Text-Based Mental Health Support

Ashish Sharma, Adam S. Miner, David C. Atkins, Tim Althoff

Data-Driven Implications for Translating Evidence-Based Psychotherapies into Technology-Delivered Interventions

Jessica Schroeder, Jina Suh, Chelsey Wilks, Mary Czerwinski, Sean A. Munson, James Fogarty, Tim Althoff

Engagement Patterns of Peer-to-Peer Interactions on Mental Health Platforms

Ashish Sharma, Monojit Choudhury, Tim Althoff, Amit Sharma

Paths Explored, Paths Omitted, Paths Obscured: Decision Points & Selective Reporting in End-to-End Data Analysis

Yang Liu, Tim Althoff, Jeffrey Heer

Goal-Setting And Achievement In Activity Tracking Apps: A Case Study Of MyFitnessPal

Mitchell Gordon, Tim Althoff, Jure Leskovec

Leveraging Routine Behavior and Contextually-Filtered Features for Depression Detection among College Students

Xuhai Xu, Prerna Chikersal, Afsaneh Doryab, Daniella K. Villalba, Janine M. Dutcher, Michael J. Tumminia, Tim Althoff, Sheldon Cohen, Kasey G. Creswell, J. David Creswell, Jennifer Mankoff, Anind K. Dey

Passively-Sensed Behavioral Correlates of Discrimination Events in College Students

Yasaman S. Sefidgar, Woosuk Seo, Kevin S. Kuehn, Tim Althoff, Anne Browning, Eve Riskin, Paula S. Nurius, Anind K. Dey, Jennifer Mankoff

Modeling Interdependent and Periodic Real-World Action Sequences

Takeshi Kurashima, Tim Althoff, Jure Leskovec

Psychomotor function measured via online activity predicts motor vehicle fatality risk

Tim Althoff, Eric Horvitz, Ryen W White

Harnessing the Web for Population-Scale Physiological Sensing: A Case Study of Sleep and Performance.

Tim Althoff, Eric Horvitz, Ryen W White, Jamie Zeitzer

How gamification affects physical activity: Large-scale analysis of walking challenges in a mobile application

Ali Shameli, Tim Althoff, Amin Saberi, Jure Leskovec

Large-scale physical activity data reveal worldwide activity inequality

Tim Althoff, Rok Sosic, Jennifer L Hicks, Abby C King, Scott L Delp, Jure Leskovec

Online Actions with Offline Impact: How Online Social Networks Influence Online and Offline User Behavior

Tim Althoff, Pranav Jindal, Jure Leskovec

Population-Scale Pervasive Health

Tim Althoff

Influence of Pokémon Go on Physical Activity

Tim Althoff, Ryen W White, Eric Horvitz

Large-scale Analysis of Counseling Conversations: {An} Application of Natural Language Processing to Mental Health

Tim Althoff, Kevin Clark, Jure Leskovec

Donor retention in online crowdfunding communities: A case study of DonorsChoose.org

Tim Althoff, Jure Leskovec

How to Ask for a Favor: A Case Study on the Success of Altruistic Requests.

Tim Althoff, Cristian Danescu-Niculescu-Mizil, Dan Jurafsky