His research focuses on Muslim communities in North America. Dr. Hussain teaches and publishes about Islam and Muslim lives. He also teaches about comparative religion and interfaith dialogue. Professor Hussain is a co-chair of the Religion, Film, and Visual Culture group of the American Academy of Religion. He is also a member of the steering committee of the Study of Islam section of AAR. He has published a book "Oil and Water: Two Faiths, One God." Professor Hussain has been an expert commentator for several programs on the History Channel. He has been a guest on the television shows "Politically Incorrect with Bill Maher", "The Tavis Smiley Show", and "California Connected".