Diaspora Theory is a sociological concept that examines how diaspora communities maintain connections and cultural practices despite being dispersed from their original homeland. It explores the experiences and dynamics of these communities across geographical boundaries. Good morning. The topic for discussion today is Diaspora Theory. It is a sociological concept that explores the experiences and dynamics of diaspora communities. It seeks to understand the ways in which communities of people who have been dispersed or migrated from their original homeland maintain connections, identities and cultural practices across geographical boundaries.