Theodore Roosevelt.
His conservation work helped make the Park and Forest system what it is today (hopefully future presidents start making a bigger deal out of protecting our natural wonders again), not to mention the tons of other amazing things he did.
Bets:
1. If the Wii U sells closer to 10 million LTD by 1/3/2015 I win. If it sells closer to 9.5 million LTD by 1/3/2015 OfficerRaichu15 wins (winner gets 2 weeks of avatar control)--Lost.