Pablo Rodriguez is Director of Research and Director of Telefonica Digital Barcelona R&D Lab. He is also an adjunct faculty professor at the department of computer science at Columbia University, New York. He developed his career in the US as a software architect and entrepreneur in three Silicon Valley start-ups (Inktomi - which provided the search engine of MSN, Yahoo and AOL; Netli and Tahoe Networks). Pablo also worked at Microsoft Research in Cambridge, UK and Bell-Labs in the US. He has more than fifty scientific publications and patents to his name.