UPDATE the first drawn winner was disqualified for not following on Twitter according to the rules so we have re-drawn and the new winner is 

@SoKiwiPhoto

We apologize for not catching this before the contest winner was announced. We’re revamping how we pick the winners since this was technically not supposed to be possible.

On March 1, 2012 I announced a cool new Twitter contest for a chance to win your choice of a new D800 or 5D MK III. Today I announce the winner, selected by random number generator as outlined in our contest rules.