Mark Derrick works for the Tennessee Department of Transportation as a Civil Engineer and graduated from the University of Tennessee in 1982. He is a licensed professional engineer in the State of Tennessee and has been married to his wife Maria since 1979. He runs an annual 18XX convention, the Chattanooga Rail Game Challenge, in January or February of each year. The event draws approximately 50 players, including many from outside the United States. Wikipedia
The definitive Wikipedia entry for Mark Derrick. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Mark_Derrick
Many of the same rules from 1870 are present (price protection, redeeming/reiussing shares, stock market ledge) with an interesting private mix. www.deepthoughtgames.com/games/