Short answers, pulled from the story.
Stephen John Ditko was born on the 2nd of November 1927 in Johnstown, Pennsylvania. His parents were second-generation Americans descended from Rusyn Byzantine Catholic immigrants who had arrived from the former Austro-Hungarian Empire.
Stan Lee approached Steve Ditko to draw a new ordinary teen superhero named Spider-Man because Jack Kirby's version proved too heroic for Lee's vision. Ditko designed a skinny awkward teenager with glasses and a hidden wrist-shooter instead of a web gun.
Ditko created the supernatural hero Doctor Strange in Strange Tales #110 in July 1963. His artwork featured surrealistic mystical landscapes and increasingly psychedelic visuals that made the feature popular among college students.
The philosophy of Ayn Rand forever changed his outlook on morality finances and his mission as a comic-book creator. Randian philosophy influenced Ditko to demand credit and compensation as both plotter and artist starting with issue #25.
Police found Stephen John Ditko unresponsive in his New York City apartment on the 29th of June 2018. He had died within the previous two days at age 90 due to arteriosclerotic and hypertensive cardiovascular disease causing a heart attack.