Original: Bertrand Arthur William Russell, 3rd Earl Russell, OM, FRS (18 May 1872 – 2 February 1970), commonly known as simply Bertrand Russell, was a British philosopher, logician, mathematician, historian, religious skeptic, social reformer, socialist and pacifist.
Simplified: Bertrand Arthur William Russell, 3rd Earl Russell, (18 May 1872 – 2 February 1970), was one of the world's best-known intellectuals.