Aaron R. Williams is a senior data scientist in the Income and Benefits Policy Center and Program on Retirement Policy at the Urban Institute, where he works on retirement policy, microsimulation models, data privacy, and data imputation methods. He has worked on Urban's Dynamic Simulation of Income (DYNASIM) microsimulation model, the Social Security Administration's Modeling Income in the Near Term (MINT) microsimulation model, and the Tax Policy Center's synthesis of individual tax records.
Williams leads Urban’s R Users Group and assists researchers across Urban with projects that use R for data science, statistical analysis, data visualization, mapping, and automation.
Previously, Williams worked at the Commonwealth Institute for Fiscal Analysis. He holds a BS in economics from Virginia Commonwealth University, a BA in music from Virginia Commonwealth University, and an MS in mathematics and statistics from Georgetown University.