Dr. G. Cambiano is a Naval Architect, an ECDL CAD Instructor and (since 2000) an independent CAD consultant As a Naval Architect, he has been using AutoCAD exclusively since 1990. His main area of expertise is in CAD drafting for naval dockyards. As a teacher he has used all the AutoCAD versions since 1990. He uses also Rhinoceros, especially for 3D modeling. He is been a member of RINA, the Royal Institution of Naval Architects, since 1999.