Daniel Carter "Uncle Dan" Beard (June 21, 1850 - June 11, 1941) was an American illustrator, author, youth leader, and social reformer who founded the Sons of Daniel Boone in 1905, which Beard later merged with the Boy Scouts of America (BSA).Beard was born in Cincinnati, Ohio, into a family of artists.As a youth, he explored the woods and made sketches of nature. His father was the artist James Henry Beard and his mother was Mary Caroline (Carter) Beard. His uncle was the artist William Holbrook Beard. He lived at 322 East Third Street in Covington, Kentucky near the Licking River, where he learned the stories of Kentucky pioneer life.He started an early career as an engineer and surveyor. He attended art school in New York City. He wrote a series of articles for St. Nicholas Magazine that later formed the basis for The American Boy's Handy Book. He was a member of the Student Art League, where he met and befriended Ernest Thompson Seton in 1883. He illustrated a number of books for Mark Twain, and for other authors such as Ernest Crosby.In 1908 while living in Redding, Connecticut, Beard was among those on hand to welcome Mark Twain upon his arrival to the author's new villa Stormfield.