Raul Valdes-Perez co-founded OnlyBoth Inc. in 2015 and is CEO. He co-founded Vivisimo in 2000, a search software company that provided enterprise products and web-based consumer services, serving as its CEO for nine years and as Chairman for twelve until its acquisition in 2012 by IBM.  At Vivisimo he was named a 2007 Ernst & Young Entrepreneur of the Year for the North Central Region and a top ten reader favorite for Entrepreneur of the Year by Inc. magazine. Earlier, he was on the Carnegie Mellon computer science faculty. He received seven research grants from the National Science Foundation and published 50 journal articles and book chapters in computer, natural, and social science. He received a computer science PhD from Carnegie Mellon in 1991, where his advisor was the Nobel Laureate Herbert A. Simon, and B.S. and M.S. degrees in information engineering from the University of Illinois at Chicago. Raul authored the book Advice is for Winners: How to Get Advice for Better Decisions in Life and Work in late 2012.


Andre Lessa co-founded OnlyBoth Inc. in 2015 and was CTO through Sept 2019. Earlier he was founder and CEO of Meaningfy, an online platform for tracking web news, trends, and insights. Before Meaningfy, he worked as a software engineer or CTO at various startups and established companies: Modcloth, Vivisimo, Lockerz, American Eagle Outfitters, Transportopia, iTraceYou, and Deloitte Consulting, where he worked for seven years after transferring from Brazil to Pittsburgh. He has a B.S. in computer science from Veiga de Almeida University in Brazil, and a post-graduate degree in IT from the Pontifical Catholic University of Rio de Janeiro. Andre authored the books Python Developer's Handbook in 2000 and Computer Science for Kids in 2010.

Member of
Advisory Board
Christine K. Cassel.jpg

Christine K. Cassel, MD is a Visiting Professor at the University of California, San Francisco. She was previously the Planning Dean of the Kaiser Permanente School of Medicine and the President and CEO of the National Quality Forum. She is a leading national expert in geriatric medicine, medical ethics, health policy and quality of care.  Dr. Cassel is one of 20 scientists chosen by President Obama to serve on the President's Council of Advisors on Science and Technology (PCAST), which advises the President on science, technology, and innovation relevant to responsible and effective policy.  Among her many professional achievements and honors, Dr. Cassel is a member of the Institute of Medicine, was President of the American College of Physicians, Chair of the American Board of Internal Medicine; President of the American Federation for Aging Research; and was a member of the Advisory Committee to the Director at the National Institutes of Health. She has served on the boards of directors of Kaiser Foundation Health Plan and Hospitals, Premier Inc., and the Greenwall Foundation.