Our work on designing and evaluating community-building virtual agent (Jill Watson Social Agent) is published at CHI2020 Late Breaking Work. This work is led by PhD student Qiaosi Wang, co-authors Shan Jing, Ida Camacho, David Joyner, and Ashok Goel. Congratulations to the team! This work can be viewed through ACM Digital Library: https://dl.acm.org/doi/abs/10.1145/3334480.3382878