Perry Marshall is an author, speaker, engineer, and business consultant in Chicago. With a decade of research, he brings a fresh perspective to the 150-year-old evolution debate. His book, Evolution 2.0, harnesses a communication engineer’s outsider perspective to reveal a century of unrecognized scientific research and discoveries. Drawing on his expertise in digital communications, control systems, acoustics, and e-commerce, Perry brings practical insight to questions about nature and science.