Anthony Robbins (born Anthony J. Mahavick February 29, 1960) is an American self-help writer, entrepreneur, professional speaker and occasional actor. He became well known through bestselling self-help book, Unlimited Power: The New Science Of Personal Achievement. The first edition was published by Fawcett Columbine (Ballantine Books) in 1987.^[2] Robbins writes about subjects such as health and energy, overcoming fears, persuasive communication, and enhancing relationships. He also became well known in American and internationally through infomercials promoting personal development audio programs and motivational seminars. His audio programs, seminars and self-help products featured Neuro-linguistic programming and Ericksonian hypnosis which he studied at the start of his career.^[3][4] Robbins seminars also used firewalking as a metaphor for overcoming fears and limiting beliefs. Later, Robbins combined his skills and techniques with other methods claimed to effect personal change.