Point Of Inquiry

David J. Linden, Ph.D., is a Professor in the Department of Neuroscience at the Johns Hopkins University School of Medicine. His laboratory has worked for many years on the cellular substrates of memory storage in the brain, among other topics. He has a longstanding interest in scientific communication and serves as the Chief Editor of the Journal of Neurophysiology. In this broad discussion with D.J. Grothe, David Linden challenges widespread beliefs about the brain, such as that people only use ten percent of it and that it is amazingly designed, arguing instead that the brain is "accidental." He talks about why, as a brain scientist, he writes about topics such as love, God and sexual orientation. He describes the downsides of how the brain has evolved by including systems from previous brain "models," and how this has given rise to those qualities that most profoundly shape our human experience. He discusses the neuron, and how it is a "lousy processor of information," describing how evolution has nonet