Chas Keys is a non-fiction writer who has contributed pieces on various subjects to many newspapers, journals and magazines. His eleven books include works on the State Emergency Service, floods and their management, alpine clubs and skiing, cricket and social demography. He is a member of the Kiama Alpine Club, which owns a lodge in Thredbo, and he wrote the club's story which was published in 1997. In 2013 he wrote the story of the Southern Alps Ski Club. He is also an occasional contributor to the newsletter of the Thredbo Historical Society.