What makes someone Jewish?

Who is Jewish? One of the big questions that have faced the Jewish community in recent decades is figuring out who should be considered Jewish and a member of our people.  Should we be inclusive or exclusive? Should we accept anyone who feels Jewish? People born to a Jewish mother? Jewish father? Adopted by Jewish parents? Can people convert to Judaism? What should such a conversion entail? What about people who believe they have Jewish ancestry or their parents practiced certain Jewish customs? A talk about this very controversial and sensitive topic of what makes someone Jewish