The business landscape is constantly changing. Moreover, because of globalization, increased competition, and instant communication, the rate of change is accelerating. A student who has practiced only static scenarios is ill prepared to recognize, process, or adapt to changing negotiation issues and interests. Thus, negotiation instructors must change our practices to prepare students to succeed in the increasingly dynamic negotiation situations they will face by utilizing simulations that are also dynamic. This article reviews research on adaptive thinking, applies it to negotiation training, and provides examples of dynamic simulations that require students to adapt. Finally, it offers advice on how to make existing cases dynamic by using “shocks and rumors.”