Prof. Margarita Stoytcheva graduated from the University of Chemical Technology and Metallurgy of Sofia, Bulgaria. She has a Ph.D. and DSc in Chemistry and Technical Sciences. She has been a researcher and teacher at several universities in Bulgaria, Algeria, and France. From 2006 to the present, she has participated in activities of scientific research, technological development, and teaching at the Institute of Engineering, University of Baja California, Mexicali, Mexico, as a full-time researcher. Since 2008 she has been a member of the National System of Researchers of Mexico, and since 2011 she has been a regular member of the Mexican Academy of Sciences. Her interests and areas of research are electroanalytical chemistry and biotechnology.