#1 Ian Douglas 1950-, author of Semper Mars, is one of the many pseudonyms of William H. Keith, Jr.. This page should not be combined with the William H. Keith author page, due to the existence of other authors called Ian Douglas.
#2 Ian T. Douglas is the author of Understanding the Windsor Report.
#3 Ian Douglas 1936- is the author of Companion Encyclopedia of Geography.
(October 2010) No further information about #4 Ian Douglas, author of children's books including Animal Builders.
#5 Ian Douglas 1943-1983 is the author of Film & meaning : an integrative theory.