William Herbert Steavenson (1894-1975), British amateur astronomer and surgeon, at left, standing next to a telescope at a school observatory. Steavenson began using a telescope at the age of 13, discovering a comet in 1911, and being elected a Fellow of the Royal Astronomical Society in 1912 aged 17. He was an expert on telescope optics, the author of several books on astronomy, Professor of Astronomy at Gresham College (1946-1964), and for 30 years, astronomy correspondent for The Times. He was awarded the Jackson-Gwilt Medal of the Royal Astronomical Society (1928), and was its President (1957-1959). Photographed at Minchenden School, Southgate, London, in June 1935.