Juanfang Lei
Lead Data Analyst
![](https://www.brown.edu/academics/population-studies/sites/academics-population-studies/files/styles/portrait/public/people/Juanfang%20Lei.jpg?itok=sR4ISTuy)
Juanfang Lei provides technical assistance for web and desktop application development, database management, and web-based Geographic Information System (GIS) projects. She also is responsible for administrating the S4 website.