They call him the Time Lord. Judah Levine is the official keeper of time for the National Institute of Standards and Technology. In 1969 he helped NIST create the most accurate time keeping system in the world for the atomic clock, which a lot of our modern technology uses to properly function.
Let's just say that if the atomic clocks of the world ever failed, you better find your horse and buggy because we're basically going back to colonial times. Fortunately, Judah can't even conceive of that happening.