Gerard Nierenberg was the founder of the Negotiation Institute, an educational non-profit institute dedicated to advancing the art of negotiation. He published his first book, The Art of Negotiating, in 1968; the subsequent success of the book led to the creation of customized in-house workshops on the art of negotiating. Mr. Nierenberg provided seminars to entities from Fortune 500 companies to academic institutions to governmental organizations and agencies worldwide.He went on to write twenty-two books, translated into thirty-two languages, on the subjects of negotiation, communication and effective sales techniques.

As a thought leader in the field of negotiation, he was frequently called upon by the press to provide in-depth analysis of events of the day.In conjunction with his bestseller on body language How To Read a Person Like a Book, he appeared several times on The Tonight Show Starring Johnny Carson. He died in New York at the age of 89.