António Pinto da Costa received his BS degree in civil engineering, his MSc degree in structural engineering and PhD degree in civil engineering from Instituto Superior Técnico, University of Lisbon, Portugal, in 1989, 1992 and 2002, respectively. He did his master dissertation in Liège, Belgium and in Lisbon, Portugal and his PhD thesis in Lisbon and in Marseille, France. He is an assistant professor at the Department of Civil Engineering, Architecture and Georesources at Técnico where he has taught a wide variety of courses: Statics, Dynamics, Strength of Materials, Structural Analysis, Laminar Structures and Stability, Steel Structures, Seismic Engineering, and Structural Design. His research areas of interest are earthquake resistant design with friction of structures and equipments, moving loads on beams on foundation, cable dynamics, dynamic stability, contact mechanics, complementarity problems, friction induced instabilities, existence/non-uniqueness of solutions to frictional contact problems. He has published over 40 refereed journal papers or book articles.