About the Developers

George Siedel designed and developed this app. George is the Williamson Family Professor of Business Administration and Thurnau Professor of Business Law at the Ross School of Business, University of Michigan. He teaches negotiation in the MBA program at the Ross School of Business and in seminars around the world to business leaders, entrepreneurs, attorneys, physicians, athletic directors, and judges.

George completed his graduate studies at the University of Michigan and Cambridge University. He has served as a visiting professor at Stanford University and Harvard University and as a Visiting Scholar at University of California, Berkeley. As a Fulbright Scholar, he held a Distinguished Chair in the Humanities and Social Sciences.

Among George’s national research awards are the Maurer Award, the Ralph Bunche Award, and the Hoeber Award. He has also received numerous teaching awards, including the 2014 Executive Program Professor of the Year Award from CIMBA, a consortium of thirty-six leading universities committed to international education.

He teaches the popular negotiation course that is available for free through the University of Michigan and Coursera. Thousands of learners worldwide have joined this course.

George has written several books on negotiation and dispute resolution, including Negotiation for Success: Essential Strategies and Skills.

Paperback and Kindle

Other Formats

For additional information about the book, including comments from readers, see Negotiation Guidebook.


The technical developers of the app, Val G. and Enea G., have developed websites and apps downloaded and used by millions of people. Their projects range from simple one-page landing pages to complex media streaming sites. As of May 2014, Crain's Business lists Val and Enea as 2 of the top 25 app developers in Michigan (ranked by downloads). Their projects include:

  • Live video streaming site - Wayne State University School of Medicine
  • "Chain Reaction" iOS and Android Game - Personal Project
  • "UnlimMusic" music downloader and ringtone maker - Personal Project
  • For technical support, questions or inquiries, please contact val@unlimapps.com