Robert R. Carkhuff, Ph.D., is a world renowned social scientist who has been generating “The Science of Human Generativity” for more than five decades. Best known historically as the father of “The Science of Human Relating,” Carkhuff and his lifelong associate, Bernard G. Berenson, Ph.D., generated The New Science of Possibilities (HRD Press, 2000), which opened the doors to freedom-building and generativity in the 21st century. Among more than 100 publications produced by Carkhuff, his early works, Helping and Human Relations, (Holt, Rinehart and Winston, 1969) and The Development of Human Resources (Holt, Rinehart & Winston, 1971) are still considered classics. The Art of Helping (HRD Press, now in its 9th edition, 2009) has sold more than 1,000,000 copies and has been translated into numerous languages. Carkhuff has been recognized as one of the “most-cited” social scientists in the 20th century. He is already among the most prolific scientists of the 21st century with more than 15 major works.