Maria Shriver and Tim Shriver addressed the complicated family dynamic surrounding their cousin, Health and Human Services Secretary Robert F. Kennedy Jr. "I think people all have differences in every family so I think we were raised on family loyalty," Maria recently told People. "Daddy [Sargent Shriver] brought people of different faiths to the table, different political parties, different skin colors and was always like, that is the table." Tensions within the family ZUMAPRESS.com : MEGA The rift has been building since RFK Jr.