U.S. Immigration Policy
![](https://sites.allegheny.edu/news/files/2018/01/Mattiace_Shannan-266x300.jpg)
Shannan Mattiace
Professor
Department(s): international studies, Political Science
Expertise: Latin American Politics, Mexican Politics, Social Movements, U.S. Immigration Policy
Professor
Department(s): international studies, Political Science
Expertise: Latin American Politics, Mexican Politics, Social Movements, U.S. Immigration Policy