Notable Deaths on October 20

Muhammed Fethullah Gülen was a Turkish Muslim scholar, preacher, and leader of the Gülen movement, which as of 2010 had 8-10 million of followers globally and had established a network of over 2,000 STEM focused schools in more than 150 countries. Gülen was an influential neo-Ottomanist, Anatolian panethnicist, Islamic poet, writer, social critic, and activist–dissident developing a Nursian theological perspective that embraces democratic modernity. Gülen was a local state imam from 1959 to 1981 and he was a citizen of Turkey until his denaturalization by the Turkish government in 2017. Over the years, Gülen became a centrist political figure in Turkey prior to his being there as a fugitive. From 21 March 1999 until his death on 20 October 2024, Gülen lived in self-exile in the United States near Saylorsburg, Pennsylvania. Gülen's body was buried inside the Chestnut Retreat Center in Pennsylvania, where he had been residing for the last 25 years. 15,000 attended his funeral in a stadium in New Jersey.

Michael Groo Massee was an American actor. Active on screen for three decades, he frequently portrayed villainous characters. His film roles include Funboy in the dark fantasy The Crow (1994), Newton in the horror anthology Tales from the Hood (1995), Andy in the neo-noir Lost Highway (1997), and the Gentleman in The Amazing Spider-Man (2012) and its 2014 sequel. Massee also voiced Bruce Banner in the first two entries of Marvel Animated Features in 2006. On television, he played Ira Gaines on the first season of the Fox action drama 24 (2001–2002), Isaiah Haden on the NBC fantasy mystery Revelations (2005), Dyson Frost on the ABC science fiction drama FlashForward (2009–2010), and Charles Hoyt on the TNT police procedural Rizzoli & Isles (2010–2013).

Robert Charles Joseph Edward Sabatini Guccione was an American visual artist, photographer and publisher. He founded the adult magazine Penthouse in 1965. This was aimed at competing with Playboy, but with more explicit erotic content, a special style of soft focus photography, and in-depth reporting of government corruption scandals and the art world. By 1982 Guccione was listed in the Forbes 400 wealth list, and owned one of the biggest mansions in Manhattan. However, he made some extravagant investments that failed, and the growth of free online pornography in the 1990s greatly diminished his market. In 2003, Guccione's publishers filed for bankruptcy and he resigned as chairman.

Merle Robert Travis was an American country and western singer, songwriter, actor, and guitarist. Born in Rosewood, Kentucky, his songs' lyrics were often about the lives and the economic exploitation of American coal miners. Among his many well-known songs and recordings are "Sixteen Tons", "Re-Enlistment Blues", "I Am a Pilgrim", and "Dark as a Dungeon". He is best known today, though, for his unique guitar style, still called Travis picking by guitarists, as well as his interpretations of the rich musical traditions of his native Muhlenberg County, Kentucky. Travis picking is a syncopated style of guitar fingerpicking rooted in ragtime music in which alternating chords and bass notes are plucked by the thumb, while melodies are plucked by the index finger. He was inducted into the Nashville Songwriters Hall of Fame in 1970 and elected to the Country Music Hall of Fame in 1977.

John Mary Lynch was an Irish Fianna Fáil politician who served as Taoiseach from 1966 to 1973 and 1977 to 1979. He was Leader of Fianna Fáil from 1966 to 1979, Leader of the Opposition from 1973 to 1977, Minister for Finance from 1965 to 1966, Minister for Industry and Commerce from 1959 to 1965, Minister for Education 1957 to 1959, Minister for the Gaeltacht from March 1957 to June 1957, Parliamentary Secretary to the Minister for Lands and Parliamentary Secretary to the Government from 1951 to 1954. He served as a Teachta Dála (TD) from 1948 to 1981.

Arthur Henderson was a British iron moulder and Labour politician. He was the first Labour cabinet minister, won the Nobel Peace Prize in 1934 and, uniquely, served three separate terms as Leader of the Labour Party in three different decades, and was elected to parliament in five by-elections in different constituencies. He was popular among his colleagues, who called him "Uncle Arthur" in acknowledgement of his integrity, his devotion to the cause and his imperturbability. He was a transitional figure whose policies were, at first, close to those of the Liberal Party. The trades unions rejected his emphasis on arbitration and conciliation, and thwarted his goal of unifying the Labour Party and the trade unions.

Iztok Puc was a Croatian-Slovenian handball player, who was one of the world's top players of the 1980s and 1990s. During his career he played professionally for Borac Banja Luka, Zagreb, Celje and Prule 67. He won a total of 18 domestic trophies. He has won the elite EHF Champions League in 1992 and 1993, both times with Zagreb. He is one of very few handball players who represented three different countries at the Summer Olympics, winning bronze with Yugoslavia in 1988 and gold with Croatia in 1996. In 2009, he was named the best overall player in the history of Slovenian handball. After his death an award named in his honour was introduced and is awarded annually to the most promising young handball players in Slovenia and Croatia, given alternately one year to Slovenian and another year to Croatian player.

Archibald Pitcairne or Pitcairn was a Scottish physician. He was a physician and poet who first studied law at Edinburgh and Paris graduating with an M.A. from Edinburgh in 1671. He turned his attention to medicine, and commenced to practise in Edinburgh, around 1681. He was appointed professor of physic at Leyden, in 1692, resigning his chair. On returning to Edinburgh, however, around 1693, he was suspected of being at heart an atheist, chiefly on account of his mockery of the puritanical strictness of the Presbyterian church. He was the reputed author of two satirical works, 'The Assembly, or Scotch Reformation: a Comedy,' 1692, and Habel, a Satirical Poem,' 1692. He wrote also a number of Latin verses. He was one of the most celebrated physicians of his time.

Larri Thomas was an American actress and dancer. She began her career by participating in a string of television commercials and eventually signed a contract with NBC. The network put on Thomas' shows, including Peter Gunn and The Lucy-Desi Comedy Hour. She became one of the six Goldwyn Girls selected by Samuel Goldwyn to go on tour for the movie Guys and Dolls, in which she makes a brief appearance. Thomas was also in the movies Mary Poppins and Island of Love. She was the stand-in for Julie Andrews in some flying sequences in Mary Poppins and her stand-in in The Sound of Music. Thomas also appeared in movies and television with Dean Martin. In her later years, she appeared in Dynasty, Cheers, and Coach.

Lawrence Robert Klein was an American economist. For his work in creating computer models to forecast economic trends in the field of econometrics in the Department of Economics at the University of Pennsylvania, he was awarded the Nobel Memorial Prize in Economic Sciences in 1980 specifically "for the creation of econometric models and their application to the analysis of economic fluctuations and economic policies." Due to his efforts, such models have become widespread among economists. Harvard University professor Martin Feldstein told the Wall Street Journal that Klein "was the first to create the statistical models that embodied Keynesian economics," tools still used by the Federal Reserve Bank and other central banks.

Erik Gunnar Asplund was a Swedish architect, mostly known as a key representative of Nordic Classicism of the 1920s during the last decade of his life. At this time, he was a major proponent of the modernist style which made its breakthrough in Sweden at the Stockholm International Exhibition (1930). Asplund was professor of architecture at the Royal Institute of Technology from 1931. His appointment was marked by a lecture, later published under the title "Our architectonic concept of space." The Woodland Crematorium at Stockholm South Cemetery (1935–1940) is considered his finest work and one of the masterpieces of modern architecture.

Eva Maria Charlotte Michelle Ibbotson was an Austrian-born British novelist, known for her children's literature. Some of her novels for adults have been reissued for the young adult market. The historical novel Journey to the River Sea won her the Smarties Prize in category 9–11 years, garnered an unusual commendation as runner-up for the Guardian Prize, and made the Carnegie, Whitbread, and Blue Peter shortlists. She was a finalist for the 2010 Guardian Prize at the time of her death. Her last book, The Abominables, was among four finalists for the same award in 2012.

Burton Stephen Lancaster was an American actor. Initially known for playing tough characters with tender hearts, he went on to achieve success with more complex and challenging roles over a 45-year career in films and television series. Lancaster was a four-time nominee for the Academy Award for Best Actor, and he also won two BAFTA Awards, one Golden Globe Award for Best Lead Actor, one Silver Bear, one Volpi Cup and two David di Donatello awards. The American Film Institute ranks Lancaster as #19 of the greatest male stars of classic Hollywood cinema.

Walter Jacob was an American Reform rabbi. He was rabbi at the Rodef Shalom Congregation in Pittsburgh from 1955 to 1997. He served as chairman of organizations such as the Central Conference of American Rabbis and World Union for Progressive Judaism. Jacob wrote a book, Christianity Through Jewish Eyes in 1974, leading to interfaith dialogue. He founded the Solomon B. Freehof Institute for Progressive Halakhah in 1991, an international forum for Jewish law. In Germany, he co-founded the Abraham Geiger College, the first rabbinic seminary in Central Europe since the Holocaust, in 1999.

Shirley Valerie Horn was an American jazz singer and pianist. She collaborated with many jazz musicians including Miles Davis, Dizzy Gillespie, Toots Thielemans, Ron Carter, Carmen McRae, Wynton Marsalis and others. She was most noted for her ability to accompany herself with nearly incomparable independence and ability on the piano while singing, something described by arranger Johnny Mandel as "like having two heads", and for her rich, lush voice, a smoky contralto, which was described by noted producer and arranger Quincy Jones as "like clothing, as she seduces you with her voice".

Calvin Robertson Griffith, born Calvin Griffith Robertson, was a Canadian-born American Major League Baseball team owner. As president, majority owner and de facto general manager of the Washington Senators/Minnesota Twins franchise of the American League from 1955 through 1984, he orchestrated the transfer of the Senators after 60 years in Washington, D.C., to Minneapolis–Saint Paul in the autumn of 1960 to create the Twins. He was famous for his devotion to the game and for his sayings. He was the last MLB owner who had no income apart from his franchise.

George Hamilton Chichester, 3rd Marquess of Donegall, styled Viscount Chichester until 1799 and Earl of Belfast between 1799 and 1844, was an Anglo-Irish landowner, courtier and politician. He served as Vice-Chamberlain of the Household from 1830 to 1834, as well as from 1838 to 1841, and as Captain of the Yeomen of the Guard between 1848 and 1852. Ennobled in his own right in 1841, he was also Lord Lieutenant of Antrim from 1841 to 1883 and was made a Knight of St Patrick in 1857.

Paul Adrien Maurice Dirac was an English theoretical physicist who is considered to be one of the founders of quantum mechanics. Dirac laid the foundations for both quantum electrodynamics and quantum field theory, coining the former term. He was Lucasian Professor of Mathematics at the University of Cambridge from 1932 to 1969, and a professor of physics at Florida State University from 1970 to 1984. Dirac shared the 1933 Nobel Prize in Physics with Erwin Schrödinger "for the discovery of new productive forms of atomic theory."

Pope Urban III served as head of the Catholic Church and ruler of the Papal States from 25 November 1185 until his death in 1187. A native of Milan, Urban III was elected pope at a time of intense conflict between the papacy and the Holy Roman Empire, particularly with Emperor Frederick Barbarossa. His brief pontificate was dominated by disputes over ecclesiastical jurisdiction in northern Italy and Germany, resistance to imperial influence over episcopal appointments, and the continuing repercussions of the 1177 Treaty of Venice.