She was best known for her long-running serials Dr. Paul and the local version of NBC hit Portia Faces Life.
Gibson was on a buying trip in the US in 1941 when Pearl Harbor was attacked, and as a result she was prevented from returning to Australia for several years.
The company would become one of the biggest producers of radio drama with broadcast productions that would air in Australia, New Zealand, South Africa, Hong Kong and Canada.
That was followed by a number of popular daytime soap operas and other shows such as Doctor Paul, Portia Faces Life, Night Beat, Dossier on Dumetrius, Cattleman, I Christopher Macauley, Chickenman, Chuck Chunder, Captain Kremmen, and Mr. and Mrs.
[1] Gibson continued to produce radio dramas from her Australian headquarters for the South African market until as late as 1971, long after television had replaced radio as the main place to hear drama in the home in most countries.