Harris studied under the man who wrote the scientific playbook for designing technology that changes human behavior. He went inside Google and saw the playbook running. He left. He told the United States Senate, under oath, that these platforms do not target the part of the brain that thinks. They target the part that reacts before thinking is possible. Before language. Before reasoning. Before the capacity to say no.

Parakilas described how the algorithm selected content not for accuracy or wellbeing, only for engagement. The content that keeps users on the screen longest is content that triggers anger, fear, or outrage. False content performed better than accurate content. The platform learned this and served more of it. Not by accident. By design.

Every person above this line came forward voluntarily. This section is different. These are internal company documents entered into evidence in a federal courtroom. They show a company that knew its product was being used by children below its own stated age minimum, and responded by building a strategy to capture them younger. Zuckerberg testified at a Senate hearing: “We don’t allow people under the age of 13 to use Facebook.” Attorneys general from dozens of states disagree.