Luís Santos is a survey engineer at the Faculty of Sciences of the University of Lisbon (FCUL, 1992-1997) with a Post-Degree i n Geodesy (2002-2003). He worked as teacher assistant on FCUL (1998-1999), as Structural Monitoring Specialist on Tecnasol-FGE (1999) and joined Leica Geosystems in January 2000, where actually is a GNSS and Laser Scanner product specialist.