Raul Valdes-Perez, Chief Executive Officer & Co-founder, has led Vivísimo since co-founding it in June, 2000. During his tenure, he has been recognized as a top ten reader favorite for entrepreneur of the year by Inc. magazine, a CEO of the year finalist by the Pittsburgh Technology Council, and three times as one of the fifty most important hispanics in business and technology by Hispanic Engineer magazine. Before Vivísimo, Raul was on the Carnegie Mellon computer science department faculty since 1991; he is now an Adjunct Associate Professor there. His research on new methods and applications of knowledge discovery led to publishing nearly 50 journal articles in natural, social, and computer science. He was a principal investigator on six grants from the National Science Foundation, served on its advisory committee for Social, Behavioral, and Economic Sciences, and was an action editor of the journal Machine Learning. He received a PhD in computer science at Carnegie Mellon, studying under Herbert A. Simon, and BS and MS degrees in information engineering from the University of Illinois at Chicago.