Erwin Kastner / born on February 18, 1957 in Haag (Lower Austria) / exploration of various techniques, with a particular focus on watercolor / exhibitions in Austria and abroad (Vienna, Linz, Innsbruck, Salzburg, St. Pölten, Brussels, Berlin, Verona, Strasbourg, among others) / publication of several art books and art calendars / teaching of art courses in Austria and abroad