David W. Mayne is an international author, speaker and mentor with an eclectic background that crosses between the hard sciences and humanities. A a research officer with Australia’s Commonwealth Scientific and Industrial Research Organisation (C.S.I.R.O) with the divisions of fisheries & oceanography, fossil fuels, food research and horticulture, after many years David changed disciplines to complete under and post graduate qualifications in Organisational Communications and public relations with a slant towards nonverbal communications (Body Language).

He completed a unit with the Archaeology / Egyptology department at Cambridge University studying the five Kingdoms. History, anthropology and geography has always been of great interest to David and a source of inspiration for his writing and speaking engagements.

Well-travelled in Europe, North and Central America, Asia, the Subcontinent, Africa, Scandinavia and the Pacific, he has worked for AusAID in Tuvalu and Kiribati establishing government and community radio stations and permaculture gardens for coral atoll residents.

For seventeen years David has been a designer and presenter for a young adult’s leadership program that empowers young people to improve their personal and professional lives by identifying and developing the skills they already possess. There are many hundreds that have benefited from David's lectures and personal mentoring over the years. Over the last few years, David has compiled a 135 page user manual for personal and professional development as well as published the book, Who Says You Can’t teach an Old Dog New Tricks. This book is an aid to all those involved in Vocational Education.

David is a direct descendant of a convict girl who has been considered a matriarch of Australia, Mary Wade and was integral in the establishment of the Mary Wade Family History Association.

Both Fiction and Non-Fiction are areas of writing that David explores and he recently completed an Advanced Creative Writing course at Oxford University.

David also helped in establishing the Australasian Mastocytosis Society (TAMS) to help support those with an incurable mast cell disease. To help gain greater knowledge and awareness of mast cell diseases he completed a course in immunology at Harvard University Boston (USA)

Central to David’s character, vocational and community service history is his desire for continued learning and to transfer that knowledge into opportunities to improve his community both locally and for others in communities elsewhere. He has achieved this through 9 years on local Council, served on various community boards and committees, past president of the port Macquarie Chamber of Commerce and an active Rotarian for over 28 years, including serving as District Governor (21-22) amongst other positions.

Now retired, David is enjoying pursuing his interest in writing.