I'm a Data Science Professor at the University of Virginia School of Data Science, where I run Y Lab. My research sits at the intersection of network science, machine learning, and social & biological sciences.
- π bibsleuth β Citation verification and analysis for LaTeX papers
- πΌοΈ figquilt β Figure quilter β compose multi-panel figures from individual plots
- πΏ foliate β Static site generator for markdown files (Obsidian vault compatible)
- β ofocus β CLI for OmniFocus via JXA β terminal and AI agent access to tasks
- β±οΈ tgl β Command-line interface for Toggl Track
- π wiggum β Ralph Wiggum loop for AI agents
- π quarto-prerender β Quarto prerenderer for Obsidian vault
- π obsidian-year-glance β Yearly calendar view plugin for Obsidian
- π project-template β Template for reproducible research repositories
- π rebuttal-template β Template for paper review responses
Research code
- π¦ backward-contact-tracing β "The effectiveness of backward contact tracing in networks"
- π‘ embedding-disruptiveness β "Uncovering simultaneous breakthroughs with a robust measure of disruptiveness"
- ποΈ frameaxis β "FrameAxis: characterizing microframe bias and intensity with word embedding"
- 𧬠sex-reporting β Sex reporting data analysis (Lancet, 2019)
- π national-science-exports β National science export analysis
Visualization
Courses
- π dviz-course β Data visualization course
- πΈοΈ netsci-course β Network science course
yyahn.com Β· Bluesky Β· Google Scholar





