This document provides a summary of the book "Leaders Eat Last" by Simon Sinek. It discusses that effective teams require leaders who protect their members from internal threats. The book argues that today's work culture focuses too much on short-term gains over long-term viability and the well-being of employees. It also summarizes a chapter explaining how the shift from service-oriented leadership after WWII to the self-focused baby boomer generation impacted modern business culture.