Martin Knoller: Life and Legacy Early Life and Education Martin Knoller (1725 – 1804) was an Austrian-Italian painter, primarily active in Italy, renowned for his fresco work. Born in Steineck im Brenner, near Innsbruck, Austria, he received his initial artistic training under the tutelage of Paul Troger and Michelangelo Unterberger in Salzburg and Vienna. These masters instilled in him a foundation in Baroque techniques that would la…