Dr. Andreas Linderholt is Senior Lecturer and Head of Department Department of Mechanical Engineering, Linnaeus University, Sweden; Dr. Matt Allen is an Associate Professor in the College of Engineering at University of Wisconsin-Madison, WI, USA; Dr. Randy Mayes is a researcher at Sandia National Laboratory, NM, USA; and Prof. Dr. Daniel Rixen is Chair of the Institute of Applied Mechanics, Technische Universität München, München, Germany.