As soon as I heard the news I sent messages to HKfixed in Hong Kong and BKKfixed in Bangkok. I got a quick reply from Ball who writes BKKfixed saying that Sheldon's site was the first place he found when he started his search for fixed gear bikes.

Sheldon "Famous Around the World" Brown.

You'll be missed more than you know.
I'll always be proud to say that I came of age in the "Sheldon Era" of fixed gear.