Catherine R. Gilbert is a retired speech pathologist and audiologist. Her interest in genealogy led to extensive research into the organization and function of the Southern state militias (from Maryland to the Carolinas) in the American Revolution. With Ed, she coauthored True for the Cause of Liberty: The Second Spartan Regiment in the American Revolution; Cowpens 1781: Turning Point of the American Revolution. Catherine holds the nonprofit Presidential Service Center Distinguished Service Medal.