alicia domon, caty, (september 23, 1937 – december 17 or 18, 1977) was a roman catholic nun from france who was one of two french nationals in argentina to be "disappeared" in december 1977 by the military dictatorship of the national reorganization process. she was among a dozen people associated with the mothers of the plaza de mayo, a human rights group, who were kidnapped and taken to the secret detention center at esma.