Saint Valentine in Malta. Some Traditionalist Catholics observe earlier calendars of the Roman Rite, in which Saint Valentine was celebrated as a Simple Feast until 1955, when Pope Pius XII reduced the mention of him to a commemoration in the Mass of the day, a position it kept in the General Roman Calendar of 1960 incorporated in the 1962 edition of the Roman Missal, use of which, as an extraordinary form of the Roman Rite, is still authorized in accordance with Pope Benedict XVI's 2007 motu proprio "Summorum Pontificum". February 14 is also celebrated as St. Valentine's Day in other Christian Churches;
Joan S. Valentine in Inorganic Chemistry from Princeton University in 1971. In 1972, she moved to Rutgers University where she served as Assistant, Associate and Professor of Chemistry. In 1980, she moved to UCLA and became a Professor in 1981. From 1991 to 1994, she also served as Departmental Vice Chair for Research and Administration. From 1989 to 1995, she was the Associate Editor for the journal "Inorganic Chemistry". Valentine served as Director of the UCLA Chemistry-Biology Interface Predoctoral Training Program from 1993 to 2001. Joan S. Valentine Joan Selverstone Valentine (born 1945) is a biological inorganic chemist and biochemist. Valentine's current work