POYNTON K. BISHOP, 90, an investment executive who was a gold life master as well as a published author about the game of bridge, died Feb. 27, 2010. A member of Sigma Nu, he received a master’s degree from Wesleyan. During World War II he served in the U.S. Navy. Predeceased by his wife, Lois Pratt Bishop, he is survived by three sons, a daughter, six grandchildren, and four great–grandchildren.