The monograph on Egon Schiele written by Rudolf Leopold in 1972 is the cornerstone of Egon Schiele's worldwide fame. Long out of print, this important document of art historical literature is now available again in a revised version with a comprehensive illustrated catalog of works. At the same time, the magnificent volume provides insights into the artist's life through letters, sketches, and documents. Rudolf Leopold recognized Schiele's outstanding significance for art in the 1950s. He was instrumental in ensuring that the artist received his rightful place in art history and public perception. The monograph presents Schiele's paintings, watercolors, and drawings. Complemented by fundamental motif evidence, studies, designs, and documents, it offers a comprehensive overview. The current edition is a tribute to Leopold's achievement.