By John M. Grondelski, The Catholic Thing - This year marks the 800th anniversary of the birth of St. Thomas Aquinas. Fifty years ago, American theologian Germain Grisez delivered a foundational paper at a Thomistic conference in which he argued that much of the dualism behind then-prevalent revisionist Catholic sexual ethics (Charles Curran, Richard McCormick, Anthony Kosnik, Phil Keane) owed much to Cartesian dualism... All wind up in the same place: the “person” is reduced to consciousness, while the body becomes sub-personal, a tool or appendage attached to the “person” (mind) to do with as he chooses.