July 18 (UPI) -- Those born on this date are under the sign of Cancer. They include: -- Writer William Makepeace Thackeray in 1811 -- Titanic survivor Margaret Brown "The Unsinkable Molly Brown" in 1867 -- Comedian Red Skelton in 1913 -- South African leader/Nobel Peace Price laureate Nelson Mandela in 1918 -- Astronaut/Sen. John Glenn in 1921 -- World Figure Skating Hall of Fame member Dick Button in 1929 -- Writer Hunter S. Thompson in 1937 -- Filmmaker Paul Verhoeven in 1938 (age 87) --