Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. John Skilling (October 8, 1921, Los Angeles, California March 5, 1998, Seattle, Washington) was a civil engineer and architect, best known for being the chief structural engineer of the World Trade Center. John Skilling graduated from the University of Washington in 1947 and started working for an engineering firm called W.H. Witt Co, which is now known as Magnusson Klemencic Associates. He married at a young age and had three children two girls and a boy.