He is Auxiliary Professor at the University of Coimbra in the Information Systems unit. Between 2007 and 2009 he was Senior Researcher at SAP Research laboratories in Germany. Prior to this he was part of the teaching faculty at the University of Madeira and at the University of Georgia in the United States and at the Polytechnic Institute in Leiria. He worked for Boeing in Seattle on the development of solutions in the area of business applications. In 2002 he received his PhD in Computer Science from the University of Georgia. Since that time she has published more than ninety articles and six books in the areas of workflow management systems, Web Semantics and related areas. He is a member of the Advisory Council of the Idea Group Inc. publishing house.