Og Mandino

Og Mandino (1923-1996) achieved fame as the author of the bestselling self-help book "The Greatest Salesman in the World" (1968). His works focus on personal success and positive thinking. Mandino’s writing career took off in the mid-1960s, and he published several influential books, including "The Greatest Secret in the World" (1972) and "The Choice" (1984). By the time of his death, his books had sold over 50 million copies and were translated into multiple languages. Mandino also served as the president of Success Unlimited magazine and was inducted into the National Speakers Association’s Hall of Fame. His practical advice and inspiring stories continue to be widely read and appreciated.