Part 1: Concussion. Midnight ; The size of the problem : the magnificence of the human brain ; Through the kaleidoscope ; The crash ; Something is wrong ; Do you know your name? ; Word maps gone awry ; Why are you here? ; Apple, scarf, tree

Part 2: The components of cognition. Background ; The human machine is broken ; Balance in the symbolic world ; Visual/spatial patterns, shapes, relationships ; Time is a metaphor ; The building blocks of cognition and the metacognitive voice ; At least we can laugh : pain and humor ; Processing the audio signal ; Social challenges ; Physical changes ; Spiraling downward

Part 3: The ghost returns. Meet Dr. Dots! ; Brain glasses ; The ghost

Part 4: The science of brain plasticity. Donalee Markus and her designs for strong minds ; Deborah Zelinsky and the mind-eye connection.