Felix Scholkmann is lecturer at the University of Zurich, Switzerland, and member of the biomedical optics research laboratory at the University Hospital Zurich as well as researcher at the University of Bern. His main research focus is optical neuroimaging but he also works on different research topics in the field of biophysics, biomedical signal-processing and human physiology. He is also interested in the topic “consciousness” from a neuroimaging point of view as well as an introspective and experience-based one.