High Quality Content by WIKIPEDIA articles! Sir Clements Robert Markham KCB FRS (20 July 1830 – 30 January 1916) was an English geographer, explorer, and writer. He was secretary of the Royal Geographical Society (RGS) between 1863 and 1888, and later served as the Society`s president for a further 12 years. In the latter capacity he was mainly responsible for organising the National Antarctic Expedition of 1901–04, and for launching the polar career of Robert Falcon Scott.