work Causal Inference Estimating causal effects from observational and interventional data Journalism + AI Building Audience Analytics and Civic Integrity tools for Media Orgs. Graph Neural Networks Exploring graph-based deep learning Recommender Systems Building multimodal content distribution algorithms Probabilistic Programming Building probabilistic models of information spread online Machine Learning x Particle Physics Building better machine learning tools for physics fun Simulating Social Networks Predicting how information spreads online AI/ML Education Communities to improve education and research