Joyce Probst MacAlpine, M.A., Principal Associate with Abt Associates has 16 years of experience operating a CoC and overseeing an HMIS implementation, and providing HUD and VA technical assistance. She provides technical assistance to communities working to end homelessness with a focus on performance improvement through data analysis. She currently serves as the chair of the Stella mini-team which has supported the development and implementation of the Stella Performance and Stella Modeling modules. She has led the development of several decision support tools including the CoC Rating and Ranking Tool, the Rehousing and Coordinated Investment Planning Tool and the Veteran Master List and Benchmark Report Generation Tool. She has facilitated system modeling with the Washington DC, Indianapolis and Oakland, Berkeley/Alameda County CoCs. Before joining Abt, she served as the lead staff at the Dayton-Montgomery County Ohio CoC for eight years.