The Human Organs: Their Functional and Psychological Significance: Liver, Lung, Kidney, Heart
Walter Holtzapfel (1912-1994) was an expert in the field of special needs education. He worked as a medical consultant in Waldorf schools and lectured in training colleges for special education in Germany and Switzerland. He is the author of numerous books and articles. For some years, he was leader of the Medical Section at the Goetheanum in Dornach.