Russell Conwell was an American writer, lawyer, and orator. He is renowned for his book 'Acres of Diamonds', which has become a classic motivational text. Conwell was a prominent figure in the religious and educational sectors of the United States during the late 19th and early 20th centuries.
Source: Acres of Diamonds: The Secret Edition - Open Your Heart to the Real Power and Magic of Living Faith and Let the Heaven Be in You, Go Deep Inside Yourself and Back, Feel the Crazy and Divine Love and Live for Your Dreams