While in San Francisco
, Marcus digs into the story of the Zodiac Killer. The killer, whose identity is still unknown, loved to taunt the press and authorities by sending cryptograms. Only 1 of his puzzles was ever solved. To get inside the head of this real-life riddler, Marcus chats with puzzle maker, and math professor, Byron Walden
. Most of Walden's creations have been for the Saturday New York Times
and as any crossword puzzle fan knows, those are killer.
Below is one of the crossword puzzle that Marcus and Byron discuss during the episode. See if you can solve it!
Give up? Check out the answers.