Staff and Board of Australian Doctors International

Dr Peter Macdonald

President and Founder


Peter ran his own General Practice in Manly for more than 25 years and followed up his environmental and public health concerns by becoming an active and effective politician at both local and NSW State levels. He then volunteered with Medecins sans Frontiers, Timor Aid (post- Independence) and is currently providing clinical services regularly in remote South Australia.

Klara Henderson


BA. MCom. PhD (Int Public Health)

Klara started her career as a management consultant in strategy, IT and project management before focusing on health issues for those in low and middle income countries. She has a PhD in health policy and economics on Timor Leste. Klara has worked with organisations such as WHO, the World Bank, Gavi, UNAIDS and the Coalition for Epidemic Preparedness Innovations on the front line in Ghana, Kenya, PNG, India and Thailand, and conducted health evaluations and authored numerous publications including on access to health in low resource settings. She has been a member of ADI’s Program Committee since 2014.

Colin Plowman

Vice President, Chair of Revenue Committee


Colin is an ex-Commonwealth Public Servant having undertaken senior executive roles as Registrar of the Migration Review Tribunal-Refugee Review Tribunal, First Assistant Secretary in the Department of Finance, and a Program Manager in the Aboriginal and Torres Strait Islander Commission among others. Colin has many years working with Indigenous communities across Australia and in program management and evaluation

Margarita Krasteva


CPA BCom, GDipCom, MCom

Early in her career Margarita worked in London as a Financial Analyst; then on her return to Adelaide as a Business Analyst. Moving to Sydney, she is now in the travel industry. As Financial Controller she leads the finance team of a major travel wholesaler.

Virpi Tuite

Board Director, Public Officer

BBA (Int Studies)

Virpi is a human resources generalist and a strong believer in the way volunteering contributes to the society and mental wellbeing. Experienced in team leadership, people management and strategy, with the ability to work effectively with colleagues and stakeholders to achieve the best HR solutions. Virpi volunteered in the ADI office for six years and joined the Board in 2017.

Patricia Anne Lanham

Board Director


Anne followed an extensive career working as a microbiologist with eight years as electorate officer for Peter Macdonald when he was NSW State Member of Parliament. She is a co-founder of ADI and since completing her Masters in International Development has worked on Accreditation and Compliance issues for ADI.

Dr Judy Lambert

Board Director; Chair of Program Committee

AM, BPharm BSc(Hons), PhD, GDipEnvMgt, GDipBusAdmin

Judy is an environment, social and medical sciences expert who has worked in research, policy, ministerial consultancy and advocacy roles. Until recently, she was Director of Community Solutions.

Liza Nadolski

Board Director, member of Risk and Compliance Committee


Liza has had extensive experience in clinical governance and risk within the healthcare sector across hospitals, insurance agencies and a number of large corporate organisations.

Louise Walker

Board Director


Louise has more than 25 years’ experience in funds management, mainly at Macquarie Group and now at Brookvine. She is also President of Mosman Football Club. Louise joined ADI’s fundraising committee in 2017 and joined the board in August 2018.

Boronia C Foley

Board Director

BA Dip Ed, MA

Boronia worked across NSW public education for 32 years – moving from schools through to Senior Management. She developed particular expertise in Workplace Relations, Organisation Development and Governance.

Since retiring she has worked as an Australian Business Volunteer in Indonesia, Cambodia and the Solomon Islands and also contributed her professional skills to various NFP organisations. She is a keen volunteer in community activities such a bush regeneration, computer tutoring and heritage ferry restoration.
She is part of the Accreditation Team and is the HR Focus Person.

Richard Schroder

Board Director

Bsc (Hons)

Richard’s has 40+ years of experience in the resources business which extends to both UK and Norwegian sectors of the North Sea, Africa, Indonesia, PNG, NZ and onshore and offshore Australia. Richard has spent 30+ years operating in the lowland and highland jungles of PNG and has managed companies such as Santos and Sydney Oil Company in the capacity of Exploration Manager, South East Asia and more recently as CEO of Kina Petroleum Limited an ASX listed company. Beyond operational activities in PNG Richard has taken an active interest in social factors that affect PNG. Many of Kina Petroleum’s assets are located in Western Province an area where ADI has extensive operational experience and an area of acute medical need. Beside his involvement in ADI and through his Rotary connections Richard has also a member of the Advisory Board of Wantaim PNG which is currently focussed on improving sanitation for remote areas in PNG.

Dianne O’Brien

Finance Manager

BBus(Hons) Finance, CA

Dianne has extensive experience in large resource sector companies as a senior accountant. She brings
dedication and robust financial management skills to this important position within ADI.

Mark Newcombe

Monitoring and Evaluation Officer


Mark has over 25 years of clinical experience in private practice as a Dental Surgeon.

Mark has worked with ADI for over 12 months in a volunteer capacity providing as a Program Assistant before taking on this newly-created role in July 2017.

Yaman Kutlu

Program Manager PNG

BE(Civil), MIntDev

Yaman spent 18 months in Bougainville PNG, establishing and managing a youth economic development program. He is passionate about social change and dedicated to helping communities experiencing poverty. His field experience includes program design and implementation, mentoring local counterparts, project monitoring and evaluation.

Brooke Briggs

HR and Administration Officer

Brooke has years of experience across various industries working in HR, Marketing and Admin roles. She has a strong interest in working with organisations that aim to make a positive difference in the lives of others.

Areas of experience include; supporting HR agencies and marketing departments, project co-ordination, working with advertising, print and media agencies.

Brooke has also volunteered with Save the Children Australia for a number of years.