Edward Charles Stuart Baker (1864-1944) was educated at Trinity College, Stratford-on-Avon. Following after his father he entered the Indian Police Force in 1883, spending almost all of his service in Assam. In 1912 he was appointed to reorganise the special police force of the Port of London Police, moving to Upper Norwood, South London. He retired from the special police force in 1925, and in the same year was elected to the Croydon Municipal Council. He was later elected Mayer of Croydon (1938-1939) and then an Alderman, retiring from the council in 1942.

Baker's interest in ornithology started while he was living in India. He published a number of papers and books on the birds of India and on the Cuckoo problem, including eight volume The Fauna of British India (1922-1930) and The Notification of Birds of the Indian Empire (1932-1935). He was elected a Member of the British Ornithological Union in 1892 and was Honorary Secretary and Treasurer from 1913 to 1936. He was a fellow of the Zoological and Linnean Societies and Honorary Fellow of the American Ornithologists' Union. He was also on the Government Advisory Committee on Plumage Bills and the Protection of Birds for many years. In 1932 he was awarded the C.I.E. (Compassion of the Order of the Indian Empire) for his service to India.

Notes written with reference to obituaries in Ibis and Nature written by W.L. Sclater.