Health Service Board

The CAHS Board is the governing body of CAHS. Appointed by the Minister for Health, members have experience across the fields of medicine and health care, finance, law, and community and consumer engagement.

There are four standing committees of the Board, made up of Board members:

  • Finance
  • Audit and Risk
  • Safety and Quality
  • People, Culture and Capability.

The Clinical Advisory Group, comprised of staff from across CAHS, also advises the Board on strategic issues.

Board members

Rosanna Capolingua headshot  

Dr Rosanna Capolingua

Board Chair


Dr Rosanna Capolingua is a General Practitioner with broad experience across health care delivery, serving as the Australian Medical Association (AMA) WA President and Federal AMA President.

A member of the Federal AMA Executive for six years, she chaired the Ethics and Medico- Legal committee, Finance committee and Taskforce on Indigenous Health.

She has extensive Board experience, including the Medical Board of WA, Professional Services Review Committee, Healthway and the Board of MercyCare. She was Chair of the Governing Council for the Child and Adolescent Health Service, Deputy Chair of the North Metropolitan Health Service, and a member of the WA Mental Health Commission’s Alcohol and Other Drugs Advisory Board. She continues as Medical Director of the AMA (WA) Foundation, Chair of the Board of AMA (Ltd), Chair of the WA Immunisation Strategy Committee, and member of the AMA Indigenous Scholarship Foundation and St John of God Healthcare Australia Boards. 

 Geoff Dobb headshot  

Professor Geoffrey J Dobb

Deputy Board Chair


Professor Geoffrey Dobb is a Consultant and former Head of the Intensive Care Unit at Royal Perth Hospital. In 2021 he was awarded honorary Life Membership of the Australian and New Zealand Intensive Care Society. A former Chair of the Southern Country Health Service Governing Council (WA), Professor Dobb has extensive clinical experience and knowledge of WA Health. He also has considerable experience on the Boards of healthcare organisations and professional associations, with an interest in organisational governance and safety and quality in healthcare, being a current Board member of the Australian Council on Healthcare Standards.
 Miriam Bowen headshot    

Ms Miriam Bowen


Ms Bowen (LLB) is currently self-employed as consultant health lawyer to private health, aged and community care clients. She was Senior Legal Counsel for St John of God Health Care from 2010–18 and previously worked as a lawyer for Mercy Care. Ms Bowen specialises in clinical risk and governance which covers a range of legal issues arising in the health care sector. Prior to her legal work, she was a registered nurse with experience in acute clinical areas of private and public health. Ms Bowen holds a Bachelor of Laws and Diploma of Nursing qualifications. She has been a member of the CAHS Board since September 2018. 


 Linley (Anne) Donaldson headshot  

Ms Linley Anne Donaldson

M.HMgt, B.AppSc., Postgrad Bus, GAICD

Ms Donaldson is a professional non-executive director with over 15 years experience on boards and committees.

Her current board membership includes: GP DownSouth, Mental Health Foundation Australia, Member (Trustee) RUAH, and Edith Cowan University Human Research Ethics Committee. Ms Donaldson brings over 35 years experience in health and human services in metropolitan and regional Western Australia in senior executive and Chief Executive Officer positions. She has successfully led organisations through major change, project management and commissioning of capital works, financial and operational governance. This experience includes extensive knowledge in community and stakeholder engagement effectively achieving consensus in program delivery.

Alexius Julian headshot  

Dr Alexius Julian


Dr Alexius Julian (MBBS) is a highly-skilled clinician with significant experience in Information and Communications Technology (ICT) across health care. In particular, Dr Julian has previously served as the Chief Medical Information Officer at the St John of God Health Care Group, was a Clinical Lead in the commissioning of ICT at Fiona Stanley Hospital, and has also worked as a Medical Leadership Adviser for the Institute of Health Leadership. 
 Daniel McAullay headshot  

Dr Daniel McAullay

Ph.D, M AppEpi, B.Sc.

Dr Daniel McAullay is a health professional and a past member of the CAHS Governing Council, and has extensive experience as a member on health boards and committees.

He currently works as the Director of Aboriginal Research at Edith Cowan University and is an Associate Professor with the Centre for Improving Health Services for Aboriginal Children and Families. Dr McAullay is a health services researcher with expertise in maternal, infant and child health, primary health care and Aboriginal health. 

 John McLean  

Mr John McLean

Bsc (Econ) Hons, CA (ANZ), F.FINSIA, GAICD

Mr McLean is a Chartered Accountant and experienced non-executive director. He is currently a Director of Red Jacket Consulting.

Over the past eight years, Mr McLean has held a range of non-executive roles, mainly in the not-for-profit sector, and worked as a business consultant specialising in financial reviews, strategic planning, policy reviews, and procurement. After qualifying as a Chartered Accountant with Deloitte in London, he transferred to Africa, handling audits for a range of listed and non-listed clients. He joined Coopers and Lybrand in Perth (now PWC) from Africa, initially in their audit division, transitioning to management in the Perth office before joining law firm Jackson McDonald, where he spent 15 years as their Chief Executive Officer.

Mr McLean currently holds board roles with the Neurological Council of Western Australia, the Aboriginal Arts Centre Hub of Western Australia and the SwanCare Group.  

 Peter Mott headshot  

Mr Peter Mott

Dip.HospAdmin, B.Bus; MIR; Grad Cert Lship

Mr Peter Mott has more than 35 years of health, executive management and CEO experience.

Mr Mott recently retired as CEO of Hollywood Private Hospital and now consults to Ramsay Health Care. He is Vice President of the Australian Private Hospitals Association, a member of the University of Western Australia (UWA) Business School Ambassadorial Council and a member of the Young Lives Matter Foundation UWA Board.

Peter is a past President of the Australian Institute of Management (AIM) WA, past Chairman of the AIM WA UWA Business School Executive Education Advisory Board, and past Chairman of Lifeline WA.

 Photo of Maria Osman  

Ms Maria Osman


Ms Maria Osman is a non-executive Director and Diversity Consultant with over 30 years leadership experience advising the government, community and university sectors on human rights, cultural diversity and gender equality.

Ms Osman held Executive Director roles in the Office of Multicultural Interests and the Office for Women’s Policy and was an official delegate to the United Nations Commission on the Status of Women in New York.

Her current board membership includes, Circle Green Community Legal Centre, the International Advisory Board of the UWA Public Policy Institute and the WA Voluntary and Assisted Dying Board.

 Di Twigg headshot  

Emeritus Professor Di Twigg AM

PhD, MBA, B.HlthSc. (Nsg) Hons, RN, RM, FACN, FACHSM

Professor Twigg has more than 45 years experience in health and education, most notably as Executive Dean, School of Nursing and Midwifery at Edith Cowan University and Executive Director of Nursing, Sir Charles Gairdner Hospital. She combined her extensive experience in health service leadership with more recent research and policy development to contribute to issues related to nursing workforce, patient outcomes and cost-effective care.

She was awarded the Lifetime Achievement Honour in 2017, was made a Member of the Order of Australia for significant service to nursing through a range of leadership, education and advisory roles in 2019, and was made an Emeritus Professor of Edith Cowan University in 2021. 

Last Updated: 02/05/2022