Antonio Nassar has a PhD and Masters degree in Physics (UCLA) and is the author of more than 60 articles and two books. His main research interests concern fundamental problems such as quantum and classical trajectories, classical and quantum chaos, quantum dissipative systems and decoherence within the framework of Bohmian mechanics. He has received the following awards/recognitions: UCLA Physics Department Distinguished Teaching Assistant Award; Harvard-Westlake School Justin Rascoff Teaching Award for teaching excellence; MIT nominations and recognition for excellence in teaching; INTEL Science Talent Search – Teacher of Merit; and the UCLA Extension Distinguished Instructor Award.Salvador Miret-Artés is full professor in Physics and director of the Instituto de Física Fundamental and Centro de Física Miguel A. Catalán in Madrid (Spain). He is author of more than 200 articles and 5 books. His main topics of interest are: atom surface scattering, surface diffusion, Bohmian mechanics, classical and quantum stochastic processes and the measurement problem.