Zachary Donald Robinson, University of Alabama in Huntsville, Huntsville, AL, United States, James H Adams Jr, Univ of Alabama Huntsville, Huntsville, AL, United States, Jonathan Fisher, Fifth Gait Technologies, Inc., Huntsville, United States, Joseph Nonnast, Fifth Gait Technologies, Inc., Fountain, CO, United States and David Terry, Fifth Gait Technologies, Inc., Santa Barbara, United States