Russell, Amanda Smillie, Margaret (22 August 2005). "Freedom of Expression -v- The Multiple Publication Rule". Álvarez-Castañeda, Sergio Ticul (2005). "Peromyscus melanotis". Richard John Santorum (/sænˈtɔːrəm/ san-TOR-əm born May 10, 1958) is an American politician, legal professional, and political commentator.