What if you could express your knowledge to a model by simply sketching a dataset?
At #CHI2026, we reframe knowledge elicitation as dataset construction and build PriorWeaver, a system that allows users to express their domain knowledge through interactive visualizations.🧵(1/n)
HCI + PL/SE + Data science. Asst CS Prof @ucla. Creating tea-lang.org, tisane-stats.org. Former ballerina, PhD @uwdata + @uwplse @uwcse.



