Books by Ehrenfried E. Pfeiffer

Ehrenfried Pfeiffer (1899-1961) was born in Munich. He visited the USA several times in the 1930s, was awarded a doctorate for his groundbreaking Sensitive Crystallisation theory as a blood test for detecting cancer, and emigrated there in 1940. He pioneered biodynamic agriculture in the USA and helped found the Biodynamic Farming & Gardening Association. He died in Spring Valley, New York. Lady Eve Balfour (Evelyn Barbara Balfour, 1899-1990) was an English farmer, educator, organic farming pioneer, and a founding figure in the organic movement. She was one of the first women to study agriculture at an English university, graduating from the University of Reading.