Editing Donald C. MacDonald (section)

== Armed forces service ==

MacDonald joined the [[Royal Canadian Navy]] in 1942, and served in Canada during [[World War II]] as secretary of a top-secret intelligence committee, the main responsibility of which was to transmit enemy submarine positions to the [[Royal Canadian Air Force]]. He later became editor of ''Canadian Digest'', a magazine published by the military that provided a cross section of articles from Canadian periodicals and newspapers, and was the host of ''Serviceman's Forum'', a regular series of broadcasts on the [[Canadian Broadcasting Corporation]] that were also aired by the [[BBC|British Broadcasting Corporation]].  Members of the military and civilian experts discussed issues of concern in these broadcasts.<ref name="happy"/>