National Board

The Australian College of Nurse Practitioners (ACNP) is led by a National Board of Directors with a National Council advising on key regional and strategic issues facing Nurse Practitioners and the membership. 

To contact the National Board or Council please email

ACNP leanne Leaf (Small)

Leanne Boase


Leanne Boase BN MN (NP), MHSc (Ed), MAICD, FACNP is the Executive Director of Nursing for Luminar Health and Fullarton Clinic. She has over 25 years’ experience working in a wide range of hospital and private health settings, including metropolitan and regional areas, and primary care. Leanne is a practising Nurse Practitioner, endorsed since 2009, working in her own primary care practice, and is the President of The Australian College of Nurse Practitioners.

Her roles in the sector have included Clinical roles, Management, Clinical and Business Planning/Development, as well as being a Board Member of various health organisations. She has set up and operated her own successful primary care clinic, specialist centre and general practice and has consulted on a wide range of greenfield and existing health related projects. Leanne's extensive experience working with Commonwealth and State Governments, Health Professionals, Professional Associations and key Stakeholders, with a focus on improving health care, and the role of the nurse practitioner. 


ACNP Melanie Leaf

Melanie Dunstan

Vice President

Melanie Dunstan is a Primary Health Care Nurse Practitioner, Midwife, Diabetes Educator, Child and Family Health Nurse and Sexual & Women’s Health Nurse who is passionate about improving health for disadvantaged Australians. Currently working at Ngak Min Health and My Weight Loss Clinic. 

Over her nursing career she has worked with mothers, babies, families, young people, First Nation Australians, Homeless clients and culturally diverse populations.

She worked in Rural and Remote Queensland for over 7 years, while working for the Royal Flying Doctor Service based in both Cairns and Mount Isa. During this time, she learnt about the tyranny of distance and the challenges of delivery of healthcare in remote areas.  

Melanie works to highlight the role that Nurse Practitioners can have in the Health Care system in Australia. She believes that all Australian's deserve access to a Nurse Practitioner as part of their Health Care Team.  

Melanie grew up in Country Victoria and has a love of working with rural and remote communities and believes that relationships are key to being able to provide health care. 


ACNP Terry Leaf

Terry Jongen 

National Secretary

Terry Jongen has spent 32 years working in Royal Perth Emergency Department, a major trauma centre. For the last 16 years as an Emergency Nurse Practitioner. In 2002 Terry coordinated the departments response for the 28 Bali Bombing victims returning from Bali. In 2004 Terry was deployed to Banda Ache after the Boxing Day Tsunami as part of the first Australian Medical Response Team. He earnt the Overseas Humanitarian Service Medal (Indian Ocean Clasp) for his service. In 2020 Terry was deployed as a Ausmat NP to assist with the Covid Outbreak in the Age Care facilities in Melbourne as part of the Federal Governments response.

Terry has advised past State Health Ministers and currently is part of an advisory panel for the Minister of Sport. Terry has been a past company Director and Chair of a national NFP member based sporting body. Terry has a keen interest in company governance and strategic development.

Terry is a keen promoter of the role of the Nurse Practitioner in all aspects of health care and has championed the development of different NP roles in the tertiary sector and disaster response. 

 When not promoting NPs Terry builds and races custom motorcycles. 


ACNP catherine Leaf (Small)

Catherine Smith


Catherine Smith is a Nurse Practitioner who runs a holistic weight loss clinic in Brisbane and who has worked within the obesity sector for several years working in working in intensive care and perioperative areas.  Additionally, she has many years experience as a nurse educator. For the past 25 years, Catherine has been a registered nurse, becoming an endorsed Nurse Practitioner in 2012.  Currently, she works as a perioperative nurse surgical assistant with general, gynaecology, and bariatric surgeons. Over the past several years, Catherine has served on nursing association committees, including the Obesity Map of Medicine redevelopment working group.

Since 2018 Catherine has been the ACNP Treasurer guiding the College to a strong financial position for the future, while contributing to the Royal Commission into Aged Care and other works of the College.


Co-opted Board Members

Richard Newman

Anthony Sokolowski


National Council

New South Wales Margaret Nicholson email NSW Chapter
Northern Territory Matthew Maddison email NT Chapter
Queensland  Elise Bryant email QLD Chapter
South Australia  Toni Slotnes-O'Brien email SA Chapter
Victoria Vanessa Clothier email VIC Chapter
Western Australia  Adam McCavery email WA Chapter
Tasmania  Hazel Bucher email TAS Chapter
Australian Capital Territory  Bek Ogilvie email ACT Chapter