That choice, Naoko thought, might be as close to a self as anyone ever gets.… At 8:10 every morning, Naoko became someone else. She was a department manager when she entered the office: decisive, calm, economical with words. With her younger colleagues, she deliberately softened her voice. With executives, she became more formal. During video conferences, she kept the expression that colleagues had learned to interpret as confidence. None of these versions felt entirely false. That was what troubled her. At home, she sometimes wondered which one was actually her. The question had become harder in recent years because the workplace no longer saw only the person who arrived at the office. It saw a digital trail: messages, meeting transcripts, calendar patterns, performance evaluations, communication habits, and increasingly, AI-generated summaries of her work. Her company had recently introduced an internal AI assistant that ...