COLLIER, HON. JOHN (1850-1934), British painter, son of the ist Lord Monkswell, was born in London on Jan 27, 1850, and educated at Eton. He studied painting at the Slade school, London, and in Paris, Heidelberg and Munich. He enjoyed great popularity with the public as a painter of what were styled "prob lem pictures" or pictures depicting some highly dramatic incident; but his best work was done in portraiture. His portraits include "His Majesty the King when Duke of York" (i9o1.), "Professor E. Ray Lankester" (1906), "Professor Huxley" (1891) and "H. Pelissier" (1909). Collier has also written several books on the technique of painting.