William Gurstelle (born March 29, 1956) is an American nonfiction author, magazine writer, and inventor. He is a feature columnist for "Make" magazine and a columnist and contributing editor at "Popular Science" magazine. Previously, he was the Pyrotechnics and Ballistics Editor at "Popular Mechanics" magazine.
Does this next sentence follow, given the preceding text?
William Gurstelle is less than 10 years old.

OPTIONS:
- Yes
- It's impossible to say
- No
No