Duke Professor of Law Nita Farahany has documented the growing industry of companies and devices that try to read your intentions, analyze your mind state, and generally get inside your brain. No, really: in her 2023 book The Battle for Your Brain she documents hundreds of instances in which everyone from employers to authoritarian regimes are hoping to use this stuff on us. And now she's looking ahead in a new book to how technology is changing our ability to think at all.