(1920-1980) Born in Kansas, USA and did his doctorate at the University of Illinoise. Later he worked in several universities including the Cornell University.
He was one of the most prominent plant community ecologists. He innovated many methodologies to analyze patterns in succession, diversity, productivity and composition of land plant communities. He proposed the five kingdom classification in 1959 and classified the biota in to Monera, Protista, Fungi, Plantae and Animalia. He also suggested a biome classification based on temperature and precipitation.
He was awarded by the Eminent Ecologist Award in 1980 by the Ecological Society of America and he has been honoured by many more awards and honours.