Ossa is a full time academic with a B.Sc. in communications and electronics engineering, an MBA in IT and a Doctorate in Business Administration from the Maastricht School of Management in the Netherlands. He has extensive teaching experience in the US and overseas. Besides teaching GMAT, he also teaches business math and statistics for undergraduate and graduate students. Ossa also holds the Project Management Professional (PMP) certificate from the Project Management Institute as well as the Certified Information Systems Auditor (CISA) certificate from the Information Systems Audit and Control Association. He also works as a project management consultant. He loves to read and travel (he's traveled to more than 15 countries in Europe and Asia). He's also interested in martial arts, especially karate and Kendo.