Charles Watts was an English writer, lecturer and publisher, who was prominent in the secularist and freethought movements in both Britain and Canada.
He was born in Bristol into a family of Methodists, and showed precocious talents, giving his first lecture at the age of 14. At the age ofhe moved to London, and worked with his elder brother John Watts in a printing office. Through this work the two brothers came into contact with freethinkers including Charles Southwell and Charles Bradlaugh. John Watts became an active proselytiser for secularism, and in 1863 was appointed editor of the National Reformer, a radical periodical founded by Bradlaugh, with Charles as assistant editor. In 1864 the brothers formed a publishing business, Watts amp Co.
Source: Wikipedia