"Never Split the Difference" by Chris Voss https://www.amazon.com/Never-Split-Difference-Negotiating-Depended-ebook/dp/B018FHCPDO https://www.amazon.com/Never-S

"Never Split the Difference" by Chris Voss https://www.amazon.com/Never-Split-Difference-Negotiating-Depended-ebook/dp/B018FHCPDO https://www.amazon.com/Never-Split-Difference-Negotiating-De... Chris was an FBI hostage negotiator. His book takes you through some of his hostage negotiations and demonstrates his techniques. As a software developer, I "negotiate" all day long from code reviews to getting a promotion. His advice has helped more times than I can count.