Guido Testa was born in the province of Varese, Italy in 1958. 1977 he graduated in Milan and 1984 he became the owner of a laboratory in Busto Arsizio. Since 1979 he has being attending master classes with prestigious Italian and foreign authors. Thanks to his teachers and particularly to Professor Gino Passamonti, Paul Muja, Bepi Plug, Gérard Ubassy, Enrico Steiger and Oscar Raffeiner, he learns and puts into practice the optimal use of different materials. He has worked with Ivoclar Vivadent in the field of metal-free prosthesis, and is currently cooperating with Renfert with Sirona as a demonstrator and a tester. His focus and devotion is mainly concentrated on fixed prosthesis. He organizes in-house courses and thematic meetings for dentists and dental technicians since he is convinced that the exchange of knowledge and skills is of primary importance in corporate life. The human relationships he establishes with the audience make him a great communicator and a great teacher.