Paris Vélez (Senior Member, IEEE) was born in Barcelona, Spain, in 1982. He received his degree in Telecommunications Engineering, specializing in electronics, an electronics engineering degree, and his Ph.D. degree in Electrical Engineering from the Universitat Autònoma de Barcelona, Barcelona, in 2008, 2010, and 2014, respectively. During the Ph.D. program, he was awarded with a pre-doctoral teaching and research fellowship by the Spanish Government from 2011 to 2014. From 2015 to 2017, he was involved in the subjects related to metamaterials sensors for fluidics detection and characterization at LAAS-CNRS through a TECNIOSpring fellowship cofounded by the Marie Curie program. His current research interests include the miniaturization of passive circuits and RF/microwave and sensors-based metamaterials. Dr. Vélez is a reviewer for the IEEE Transactions on Microwave Theory and Techniques and for other journals.