Dr. Santiago Marco received his university degree in applied physics in 1988 and a PhD degree in microsystem technology from the University of Barcelona in 1993. He held a European Human Capital Mobility grant for a postdoctoral position at the Department of Electronic Engineering, University of Rome Tor Vergata working on electronic noses. He became an associate professor of Electronic Instrumentation with the Department of Electronics, University of Barcelona, in 1995. He spent a sabbatical year at AIRBUS, Innovation Works, Munich, in 2004, working on ion mobility spectrometry. He was appointed as the leader of the Signal and Information Processing for Sensing Systems Laboratory, Institute for Bioengineering of Catalonia, in 2008. Since March 2020, he has been a full-time professor of Electronic Instrumentation with the Department of Electronics and Biomedical Engineering, University of Barcelona. His research interest includes the development of signal/data processing algorithmic solutions for smart chemical sensing based on sensor arrays or spectrometers.