Siegfried Sassoon: English poet, writer and soldier; converted in 1957 Joseph Saurin: French mathematician and Calvinist minister Paul Schenck: converted from Judaism to Episcopalianism to Catholicism; currently a Catholic priest and anti-abortion activist Heinrich Schlier: German theologian Roy Schoeman: former Harvard Professor, lecturer, and Jewish convert to Catholicism Dutch Schultz (Arthur Flegenheimer): American mobster; converted to Catholicism during his second trial, convinced that Jesus Christ had spared him jail time; after being fatally shot by underworld rivals, he asked to see a priest and was given the last rites; his mother insisted on dressing him in a Jewish prayer shawl prior to his interment in the Catholic Gate of Heaven Cemetery E. F. Schumacher: economic thinker known for Small Is Beautiful; his A Guide for the Perplexed criticizes what he termed "materialistic scientism;" went from atheism to Buddhism to Catholicism Countess of Ségur: French writer of Russian birth John Sergeant: English priest, controversialist and theologian Elizabeth Ann Seton: first native-born citizen of the United States to be canonized by the Roman Catholic Church Frances Shand Kydd: mother of Diana, Princess of Wales Michael Alphonsius Shen Fu-Tsung: Qing Dynasty bureaucrat who toured Europe; he was featured in a painting titled "The Chinese Convert" by Godfrey Kneller Frank Sheed: Australian-born lawyer, writer, publisher, Catholic apologist and speaker. Raised by a Scottish Presbyterian father, he later converted at age 16, and devoted his life to defending the Catholic faith, mostly from Protestant critics. William Tecumseh Sherman: Civil War General, was born into a Presbyterian family but raised in a Catholic household by foster parents after his father died. Sherman attended the Catholic Church until the outbreak of the Civil War, which destroyed his faith. His wife and children were Catholic and one son, Thomas Ewing Sherman, became a Jesuit priest. Ralph Sherwin: one of the Forty Martyrs of England and Wales Frederick Charles Shrady: American religious artist, primarily of sculpture Angelus Silesius: German Catholic priest and physician, known as a mystic and religious poet David Silk: formerly an Anglican bishop Richard Simpson: literary writer and scholar; wrote a biography of Edmund Campion Edith Sitwell: British poet and critic Delia Smith: English cook and television presenter; her books A Feast for Lent and A Feast for Advent involve Catholicism Timo Soini: politician who leads the Eurosceptic True Finns party; converted during the time of Pope John Paul II Lauren Southern: Canadian political activist and