Raúl Alcaraz Martínez received the M.Sc. degree in electronic engineering from the University of Alcalá, Madrid, Spain, in 2005, and the Ph.D. degree in biomedical engineering from the Universidad Politécnica de Valencia, Valencia, Spain, in 2008. Since 2006 he has been a lecturer at the Department of Electrical, Electronic, Automatic and Communication Engineering, University of Castilla-La Mancha, Spain. He has taught several subjects related to Electronic and Biomedical Instrumentation, Analog and Digital Electronic and Biomedical Signal Processing and has been the author of several academic publications in these areas. His research interests include statistical, nonlinear and array signal processing applied to biomedical signal and the development of new medical equipments. He is author of more than 130 publications, including more than 30 peer-reviewed articules, about 100 contributions in conference proceedings and 3 book chapters. He also serves as a referee for a lot of international journals, including Computers in Biology and Medicine, IEEE Transaction on Biomedical Engineering, Artificial Intelligent in Medicine, Physiological Measurement, Medical Engineering & Physics, Biomedical Signal Processing and Control, etc. Since 2014 he is a member of the Editorial Board of the Entropy — Open Access Journal and The Open Access Journal of Science and Technology.