Artist and professor of art history at the Universities of Heidelberg, Strasbourg, and Munich; exponent of 20th-century art and founder of the modern art-historical encyclopedia. Burger was the son of a banker. He started architectural studies in 1896 in Munich, but cut them short for enrollment in the military the following year. From 1900 onward, he studied art history in Heidelberg. The new art movement of Darmstadt became the subject of his first publication in 1902. He married the daughter of the Heidelberg classicist Friedrich von Duhn the same year.