Advances in Open Charm Physics at CLEO-c

We present a survey of CLEO-c open charm results. The unprecedented full data sample includes over 10 million D mesons and approximately 1.2 million Ds mesons. These results substantially extend the reach and understanding of heavy flavor physics. The world community will benefit as results from CLEO-c extend the reach of the Belle experiment at KEK and the LHCb experiment at CERN and lay foundations for the physics program of the BESIII experiment in China.