Caleb Harper, Ph.D., joins ETC as a chemical/mechanical engineer supporting NSWC Indian Head Division as an energetics formulator. With extensive research experience from the Purdue Energetics Research Center, Caleb has developed, tested, and evaluated experimental rocket propellants and explosive formulations. He holds a B.S. in Chemical Engineering from Brigham Young University and a Ph.D. in Mechanical Engineering from Purdue University. Caleb’s work supports critical Navy R&D in next-generation energetic materials. Outside the lab, Caleb is an avid linguist, musician, and licensed pilot.