Michael Elstner is a technical engineer for glass constructions, a master glazier and an officially appointed and sworn expert for the glazing trade/glass in buildings. He has worked in the glass industry since completing his training as a glazier in 1994. In his current position he is responsible for the Technical Advisory Service at AGC Glass Europe. He is also a member of several national and international associations and standardisation committees, such as the board of the Bundesverband Flachglas e.V., the Gütegemeinschaft Flachglas e.V. and the ift Rosenheim. He is also a member of national and international standardisation committees and working groups dealing with the application of glass.