About the author John Gray, Ph.D. is the #1 bestselling relationship author of all time. He is the author of over 20 books, including The New York Times #1 Best-Selling Relationship Book of All Time: MEN ARE FROM MARS, WOMEN ARE FROM VENUS. His books have sold over 50 million copies in 50 different languages around the world. John is a leading internationally recognized expert in the fields of communication and relationships. His unique focus is assisting men and women in understanding, respecting and appreciating their differences. John's advice can be easily used to improve relationships at home and in the workplace. For more than 35 years, John Gray has conducted public and private seminars for thousands of participants. John entertains and inspires audiences with practical communication techniques. John's mission is for men and women to understand, respect, appreciate and work together.