About the book: 2021 / Why is the enemy of memory not time, but other memories? Why do we dream every night and how does this relate to the rotation of our planet? What do drug withdrawal and heartbreak have in common? The answers to these and many other questions are in the new book by the famous neuroscientist David Eagleman. Unbelievable facts await you about the greatest technology hidden in your head. And this is not just a story about what the brain is and how it works. You will learn why our brain is able to change throughout life and how to learn to control its activity to make your life even better.