Tracking the State and Behavior of People in Response to COVID-1 19 Through the Fusion of Multiple Longitudinal Data Streams. - Mohamed Amine Bouzaghrane; Hassan Obeid; Drake Hayes; Minnie Chen; Meiqing Li; Madeleine Parker; Daniel A. Rodríguez; Daniel G. Chatman; Karen Trapenberg Frick; Raja Sengupta 002; Joan L. Walker (CoRR, 2022)