by (United States)Ronald C.Fisher;by (United States)Andrew Sikula,Sr.; by (United States)Donald E.Pienkos;by (United States)Audrey Haber; by (United States)Ronald M.Atlas;by (United States)Ronald M.Atlas; by (United States)Donald H.Sanders;by (United States)Diana Hacker; by (United States)Tim Harris;by (United States)Andrew Jenkins; by (United States)Donald J.Farish;by (United States)Scott Danforth; by (United States)Donald C.Cushenbery;by (United States)James F.Shepherd; by (United States)Donald Chand;by (United States)Robert S.Feldman; by (United States)Donald W.Good;by (United States)Frederick Crews; by (United States)Ronald R.Powell;by (United States)Thomas P.Dick;