Cartoon image of a man showing his arm where he received a vaccination

Loretta Roberts



Loretta Roberts is the National Director of the Immunisation Advisory Centre (IMAC), a role she has held for the past year. Previously to this Loretta has worked for the past 20 years with IMAC, her most recent role as National Manager for seven years.

Loretta has an extensive background in nursing, education, and maternal-child health, having practiced across a number of locations in Asia, the Pacific Islands, and Aotearoa, New Zealand. She has used her organisational experience, clinical knowledge, and management skills to support and lead the IMAC team to deliver their wide range of immunisation services.

If you have questions about how IMAC could support the vaccinator workforce and your organisation, or any contractual inquiries, please contact Loretta directly.

Dr Nikki Turner

Academic, General Practitioner and Medical Director


Professor Nikki Turner is an academic General Practitioner. She is a Professor in the Department of General Practice and Primary Care and Medical Director of the Immunisation Advisory Centre (IMAC), at the University of Auckland. She works part time as a General Practitioner in Wellington and is based in Wellington. She has over 20 years' experience in academic research and service delivery with vaccine preventable disease, national immunisation programmes and vaccine service delivery both in New Zealand and internationally.

Michele Crawshaw

Communications Manager

Michele Crawshaw is the Communications Manager for the Immunisation Advisory Centre (IMAC).

Prior to this, Michele has worked in Communications roles with Auckland Council and with A Better Start National Science Challenge – an MBIE-funded 10-year child health research programme focused on addressing critical health challenges faced by our tamariki and rangatahi.

Michele has an extensive background in the New Zealand media industry, and has been Editor of several of the country’s top magazine publications.

Jenny Wong

Operations Manager

Jenny Wong is the Operations Manager for the Immunisation Advisory Centre.

Jenny’s experience includes programme and project management, public health and workforce development to foster collaboration.

Theo Brandt

Information Manager


Theo did a BSc(Hons) in Social Psychology with The University of Auckland. Since 2003 Theo has worked across a variety of projects within the Faculty of Medical and Health Sciences and is now Information Manager for the Immunisation Advisory Centre, managing the development of websites, learning systems and other platforms.

Bernadette Heaphy

Programme Manager

RN, BN, PG Dip Health Management, PG Dip HealthSci

Bernadette Heaphy is a Programme Manager, who oversees our vaccinator foundation and updates education. She also leads quality improvements projects such as those related to cold chain and clinical assessments. Bernadette has worked in the immunisation field for over 20 years, first as an RN working in General Practice, then as a CCA assessor and immunisation coordinator. She has held a range of roles within IMAC over the last 12 and a bit years and still finds satisfaction in engaging directly with parents, caregivers and whānau to address their individual concerns.

Jane Morphet

Programme Manager


Jane Morphet has a background in nursing and Midwifery, with a strong focus on education. Prior to working at IMAC, Jane worked in the United Kingdom for many years, specialising in the field of immunisation.

Jane supports the Regional Immunisation Advisors and their teams of staff. She also manages the 0800IMMUNE staff and works closely with her colleagues developing COVID-19 Education and resources.

Lisa Box

Northern Regional Immunisation Advisor

Comprehensive Registered Nurse, PG Cert Well Child

Lisa Box is the Northern Regional Immunisation Advisor for the Immunisation Advisory Centre. She initially joined IMAC, in the role of COVID Regional Immunisation Advisor.

Lisa has many years of experience in the Primary Healthcare sector, with responsibilities including cold chain management and CCA reviews, vaccinator clinical assessments, quality improvement and RNZCGP foundation assessments.

In her role, Lisa supports the wider health sector in the region, as well as IMAC education facilitators, in delivering our wide range of immunisation services including work force education and training courses to increase the vaccinator workforce.

Renee Stewart

Midland Regional Immunisation Advisor

Registered Nurse, PG Cert.

Renee Stewart, (Ngāti Tūwharetoa) is the Regional Immunisation Advisor for the Midland region, based in Turanganui a Kiwa/Gisborne. Renee is a Registered Nurse and comes to the team with a broad variety of skills and knowledge. Her background includes surgical, general practice, Iwi provider-community/rural, and district nursing.

As RIA, Renee supports the wider health sector in the Midland region with workforce education and clinical advice regarding cold chain and the national immunisation schedule.

Andrea Teahan

Central Regional Immunisation Advisor

Registered Nurse, PG CertPHC, PG DipNursing

Andrea Teahan (Ngāi Tūhoe) is a registered nurse and lives in the Wairarapa, supporting the central region, including Hawkes Bay. Her role involves clinical and educational support to health professionals, local immunisation coordinators (LIC) and IMAC’s immunisation education facilitators (IEF).

Andrea’s nursing experience includes Well Child Tamariki Ora, general practice and outreach immunisation services. She supports the 0800 IMMUNE phone line and enjoys conference and workforce development, and watching newly trained vaccinators realise their potential. She began her career with IMAC as an IEF and continues to support the efforts of protecting whānau and tamariki against vaccine-preventable diseases.

Sue Rogers

South Island Regional Immunisation Advisor

Registered Nurse

Sue Rogers is the Regional Immunisation Advisor working alongside the South Island teams.

Sue has diverse clinical and leadership experience gained across the health sector over many years.

Learning and development is a passion of Sue’s and she is excited to be in a service role that will help make a positive difference to peoples’ lives.

If you are seeking education for your health providers, please contact Sue.