Rolf is the founder of the Society for Combat Archaeology (SoCA). He holds an MA degree in Maritime Archaeology from the University of Southampton and another MA degree in Prehistoric Archaeology from the University of Copenhagen. His studies have preeminently been on the subject of combat and conflict in the past, ranging from Mesolithic violence to organized state formation in the Renaissance. He has achieved the rank of sergeant in the Royal Danish Army. In addition to this, Rolf is the chief instructor of Weapons Combat Systems, a weaponry-based martial art which he teaches on both a national and international level through classes, seminars, etc.
Dan True is a software engineer from the Technical University of Denmark, with a profound interest in historical combat and metallurgy. Dan is also a reenactor, a blacksmith and has studied medieval martial arts for five years. His main focus of interest is on how historical combat interacts with the technology of arms, armour and resource production of their historical context. In the future, Dan will strive to perform accurate reproduction and scientifically sound testing of historical arms & armour.