Dr. Etienne Labyt is a Senior Expert Engineer in MEG/EEG imaging at the French Alternative Energies and Atomic Energy Commission. He is also from February 2022 the Chief Medical Officer of Mag4Health company. Dr. Tilmann Sanders-Thommes is a staff scientist in the Biosignals and Magentoencephalography section at Physikalish-Technische Bundesantalt, and is the Senior Scientist in the working group ""Optical Magnetometry."" Prof. Ronald T. Wakai is a Professor in the Department of Medical Physics at the University of Wisconsin.