Beyond a World Divided: Human Values in the Brain-Mind Science of Roger Sperry

Thinkers as diverse as C.P. Snow, J. Bronowski, and Carl Sagan have described the rift between the "two cultures" of science and the humanities as the greatest barrier to solving the many problems threatening today's world. During the last two decades of his life, Nobel laureate Roger W. Sperry -- best known for his pioneering split-brain studies that highlighted the differing aptitudes of the two hemispheres of the human brain -- turned his energies to this dilemma. Sperry's ideas about conscio…