O. Henry's Biography.

William Sidney Porter or O.Henry was an American writer born in September 11th 1862 and dead in june 5th 1910.O. Henry was a well-known writer of short stories and was one of the founders of this genre. Henry’s short stories were known because of their surprising endings.
His parents were Dr. Algernon Sidney Porter (1825–1888), a physician, and Mary Jane Virginia Swaim Porter, who died when William was three, and then his father moved to his grandmother’s house.
He started to work in a drugstore when he was nineteen, then he graduated as a chemist, but he didn’t start writing until he was working in texas, first as a chemist, then as bank teller and journalist. He got married twice. His first marriage was with Athol Estes Porter who died from tuberculosis, and then he got married again with Sarah Lindsey Coleman, his childhood sweetheart.
In 1902 O. Henry started to write in New York City. He wrote 381 short stories. He started to work for the New York World Sunday Magazine.
He died from cirrhosis of the liver in 1910.
He was author of famous short stories as the gift of the magi, The ransom of red chief and the cop of the anthem.