Rebeca Lemov, explores the evolving concept of brainwashing from its historical origins to its contemporary manifestations, particularly focusing on trauma and emotional manipulation. The text examines Cold War-era concerns about mind control, particularly concerning Korean War POWs and the development of military survival training, contrasting these "hard" forms of coercion with more subtle, pervasive influences. It also discusses the rise of cults in the mid-to-late 20th century and the public, legal, and academic debates surrounding their methods of control, often drawing parallels to earlier forms of mass persuasion like the Kate Smith radiothon. Finally, the sources analyze how modern digital technologies, like social media and AI chatbots, utilize hyper-persuasion and emotional contagion, demonstrating a continuous thread of exploiting emotional vulnerabilities across different eras.