All our research references sorted by order of appearance 1.          Royer S. A Negotiation System for Leaders . Business Science Institute; 2022. 2.          Byrnes JF. Ten guidelines for effective negotiating. Bus Horiz . 1987;30(3):7-12. doi:10.1016/0007-6813(87)90030-9 3.          Jay A. Conger. The Necessary Art of Persuasion. Harv Bus Rev . 1998;(May-June 1998). Accessed January 5, 2019. https://hbr.org/1998/05/the-necessary-art-of-persuasion 4           Armand Jean du

This book presents a scientifically validated, modern, and operational negotiation method derived from the analysis of four centuries of negotiation literature, forty major models, and 250 contemporary studies. It resolves long-standing contradictions in the field—BATNA, first offer, framing, emotional management—and provides 22 practical secrets that can be immediately applied by leaders, managers, and procurement professionals.

Authors:  Roger Fisher, William Ury, and Bruce Patton