Penny completed her Permaculture Design Certificate at Trinity College with Bill Mollison (co-founder of Permaculture and founding director of the Permaculture Institute), Geoff Lawton (director of the Permaculture Research Institute) and Greg Knibbs (founding director of International Permaculture Services). She then went on to complete Certificate IV in Accredited Permaculture Training through the National Environment Centre, and has taught Introduction to Permaculture courses in both Sydney and Tasmania. Penny is also certified for developing and auditing corporate Environmental Management Systems