Daniel Karl Alfred Sigler is an active-duty German Army Officer. In his 19 years of service he has served in the Airborne Infantry, and commanded both a parachute commando company and a training battalion at the International Special Operations Training Center in Germany. He has deployed multiple times to Afghanistan and Iraq. He holds an M.S. in Social Psychology and is currently a candidate for an M.S. degree in Defense Analysis and Strategic Studies at the Naval Postgraduate School in Monterey, California.