Silvio Bedini (January 17, 1917 – November 14, 2007) was an American historian, specialising in early scientific instruments. He was Historian Emeritus of the Smithsonian Institution, where he served on the professional staff for twenty-five years, retiring in 1987.Bedini was born in Ridgefield, Connecticut in 1917. In 1958 he accepted an invitation to write a brochure about the history of his hometown for its 250th anniversary, a project that just three months later resulted in a 411-page book titled Ridgefield in Review. In 1961 he accepted the offer of a position in Washington, D.C. as curator in the Department of Mechanical and Civil Engineering at the Smithsonian Institution in the new Museum of History and Technology (now the National Museum of American History), which was under construction. By 1965, Bedini became Assistant Director of the Museum of History and Technology, and in 1972 was appointed Deputy Director of the National Museum of History and Technology. Following his tenure as Deputy Director, he served as Keeper of Rare Books at the Dibner Library of the History of Science and Technology, a branch of the Smithsonian Institution Libraries, from 1978 until his retirement in 1987. Afterwards, Bedini served as Historian Emeritus at the Smithsonian Less