We have all 3 names
"David McBryan, 41, from Dublin, Wim Hulpia, 40, from Belgium and American-born Kelley Kirklin, 54, who lives in London, will each receive a GCHQ paperweight, pen and signed copy of the book Alan Turing Decoded, written by his nephew Dermot Turing."
The BBC said Byran was from Edinburgh, but there's no McBryan in the BT phone book.
2nd hand connection should be good enough to pass the message to him.
However, I suspect there are many people who like broad challenges rather than straight language-neutral logic puzzles. I feel it's going to be hard to coax them to try our stuff to the point they are hooked. Shame.