Alan Turing Decoded: an Evening with Sir Dermont Turing

The International Spy Museum in Washington D. C. on the day of Sir Dermont Turing's presentation. Monday, October 26, 2015. Photo by John Powers.

An up-close view of the spy museum's sign, taken on Monday, October 26, 2015. Photo by John Powers.

 The biography of British mathematician, computer scientist, and codebreaker, Alan Turing, being sold at the museum, on Monday, October 26, 2015. Photo by John Powers.

The podium is set for Sir Dermont Turing, nephew of Alan Turing, at the International Spy Museum's event, "Alan Turing Decoded:  an Evening with Sir Dermont Turing." Taken on Monday, October 26, 2015. Photo by John Powers.

Peter Earnest, the founding executive director of the International Spy Museum, gives an introduction about the significance of Alan Turing's work on Monday, October 26, 2015. Photo by John Powers.

Earnest, a former CIA officer, beckons Sir Dermont Turing on stage to begin his presentation, on Monday, October 26, 2015. Photo by John Powers.

Turing explains the function of the bombe (image on the projector), one of his uncle's creations do decipher encrypted messages from the enemy, on Monday, October 26, 2015. Photo by John Powers.

Turing takes a question from Anthony Chung, 22, regarding his uncle's views on religion and science interacting, on Monday, October 26, 2015. Photo by John Powers.

Dermont Turing signs his biography of Alan Turing after his lecture, on Monday, October 26, 2015. Photo by John Powers.

A guest of the event enters an all black car with tinted windows after the event, on Monday, October 26, 2015. Photo by John Powers.