Dr. Lynn Margulis is Distinguished University Professor in the Department of Geosciences at the University of Massachusetts, Amherst. Best known for her theory of symbiogenesis, which challenges a central tenet of neodarwinism, Dr. Margulis is the author of numerous articles and books. The most recent book publications include Symbiotic Planet: A new look at evolution (1998) and Acquiring Genomes: A theory of the origins of species (2002) co-written with Dorion Sagan. Also are Luminous Fish: Tales of science and love (2007), Minds, life and universe: Conversations with great scientist of our times (2007) co-edited with Punset and Dazzle gradually: Reflections on the nature of nature (2007) co-written with Dorion Sagan. Dr. Margulis is also acknowledged for her contribution to James E. Lovelock’s Gaia concept that posits the Earth’s surface interactions among living beings sediment, air, and water have created a vast self-regulating system. In 1983 she was elected to the National Academy of Sciences and she received the Presidential Medal of Science from President William Clinton in 1999. A faculty mentor at Boston University for 22 years, Dr. Margulis also served as president of Sigma Xi Society, the international honor society of science and engineering. She received her undergraduate degree from the University of Chicago, a master’s degree from the University of Wisconsin and a doctorate from the University of California, Berkeley.