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Hire Dr. Helen P.

New Zealand

USD 200 /hr

Global Vaccine Expert | Science Communicator | Specialist in Safety, RWE, and Misinformation Response

Profile Summary

📌 Co-Director, Global Vaccine Data Network (GVDN) Leads a multi-country collaboration on vaccine safety and effectiveness; over 30 countries engaged. Oversaw major international COVID-19 vaccine safety studies. 📌 Expert Advisor to WHO, Ministries of Health, Legal cases Provided strategic advice on vaccine policy, safety monitoring, and public trust initiatives. Previous chair of Global Advisory Committee on Vaccine Safety. Expert on communications response frameworks. 📌 Principal Investigator, vaccine safety and effectiveness studies Led many of New Zealand’s national studies on vaccine effectiveness and safety over the past 25 years. 📌 Public-Facing Science Communicator Published op-eds, blogs, and media responses tackling vaccine misinformation. Known for a clear, witty, evidence-based writing style. An expert witness for many legal cases involving vaccines and vaccination

Subject Matter Expertise

• ☆ Peer Review
• ☆ Research Methodology
• ☆ Fact Checking
• ☆ Medical Writing
• ☆ Continuing Medical Education (CME) Materials
• ☆ Healthcare Communications
• ☆ Patient Education Materials
• ☆ Research Summaries & Abstracts
• ☆ Technical & Scientific Writing
• ☆ Manuscript & Journal Article Writing
• ☆ Science Communication
• ☆ Literature Review
• ☆ Traditional/Narrative Literature Review
• ☆ Scientific Proofreading & Editing
• ☆ Grant Writing

Services

• Writing
• Research
• Consulting

Writing Medical Writing, Technical Writing, Creative Writing, General Proofreading & Editing

Research Fact Checking, Scientific and Technical Research

Consulting Scientific and Technical Consulting

Work Experience

AssociateProfessor

University of Auckland

January 2025 - Present

Co-Director

Global Vaccine Data Network

January 2019 - Present

Education

PhD (General Practice and Primary Health Care)

University of Auckland

2008 - 2011

Certifications

• Certification details not provided.

Publications

JOURNAL ARTICLE

Petousis-Harris H, Dodd CN(2020). Progress Toward a Global Vaccine Data Network . The Pediatric infectious disease journal.

Petousis-Harris H(2020). Assessing the Safety of COVID-19 Vaccines: A Primer . Drug safety.

Petousis-Harris H(2020). Assessing the Safety of COVID-19 Vaccines: A Primer . Drug safety.

Petousis-Harris H, Alley L(2020). Impact of antivaccination campaigns on health worldwide: lessons for Australia and the global community . The Medical journal of Australia.

Mungwira RG, Guillard C, Saldaña A, Okabe N, Petousis-Harris H, Agbenu E, Rodewald L, Zuber PLF(2020). Global landscape analysis of no-fault compensation programmes for vaccine injuries: A review and survey of implementing countries . PloS one.

Ameratunga R, Lehnert K, Leung E, Comoletti D, Snell R, Woon ST, Abbott W, Mears E, Steele R, McKee J, et al.(2020). Inhaled modified angiotensin converting enzyme 2 (ACE2) as a decoy to mitigate SARS-CoV-2 infection . The New Zealand medical journal.

Gottlieb SL, Ndowa F, Hook EW, Deal C, Bachmann L, Abu-Raddad L, Chen XS, Jerse A, Low N, MacLennan CA, et al.(2020). Gonococcal vaccines: Public health value and preferred product characteristics; report of a WHO global stakeholder consultation, January 2019 . Vaccine.

Gauld N, Martin S, Sinclair O, Petousis-Harris H, Dumble F, Grant CC(2020). A Qualitative Study of Views and Experiences of Women and Health Care Professionals about Free Maternal Vaccinations Administered at Community Pharmacies . Vaccines.

Gauld, N., Martin, S., Sinclair, O., Petousis-Harris, H., Dumble, F., Grant, C.C.(2020). A qualitative study of views and experiences of women and health care professionals about free maternal vaccinations administered at community pharmacies . Vaccines. 8. (2).

Ameratunga, R., Lehnert, K., Leung, E., Comoletti, D., Snell, R., Woon, S.-T., Abbott, W., Mears, E., Steele, R., McKee, J., et al.(2020). Inhaled modified angiotensin converting enzyme 2 (ACE2) as a decoy to mitigate SARS-CoV-2 infection . The New Zealand medical journal. 133. (1515). p. 112-118.

Gottlieb, S.L., Ndowa, F., Hook, E.W., Deal, C., Bachmann, L., Abu-Raddad, L., Chen, X.-S., Jerse, A., Low, N., MacLennan, C.A., et al.(2020). Gonococcal vaccines: Public health value and preferred product characteristics; report of a WHO global stakeholder consultation, January 2019 . Vaccine. 38. (28). p. 4362-4373.

McIlhone, K.A., Best, E.J., Petousis-Harris, H., Howe, A.S.(2020). Impact of rotavirus vaccine on paediatric rotavirus hospitalisation and intussusception in New Zealand: A retrospective cohort study . Vaccine. 38. (7). p. 1730-1739.

Mungwira, R.G., Guillard, C., Saldaña, A., Okabe, N., Petousis-Harris, H., Agbenu, E., Rodewald, L., Zuber, P.L.F.(2020). Global landscape analysis of no-fault compensation programmes for vaccine injuries: A review and survey of implementing countries . PLoS ONE. 15. (5).

Petousis-Harris, H., Alley, L.(2020). Impact of antivaccination campaigns on health worldwide: lessons for Australia and the global community . Medical Journal of Australia. 213. (7). p. 300-301.e1.

Petousis-Harris, H.(2020). Assessing the Safety of COVID-19 Vaccines: A Primer . Drug Safety. 43. (12). p. 1205-1210.

Petousis-Harris, H., Dodd, C.N.(2020). Progress toward a global vaccine data network . Pediatric Infectious Disease Journal. p. 1023-1025.

McIlhone KA, Best EJ, Petousis-Harris H, Howe AS(2019). Impact of rotavirus vaccine on paediatric rotavirus hospitalisation and intussusception in New Zealand: A retrospective cohort study . Vaccine.

Petousis-Harris H, Jiang Y, Yu L, Watson D, Walls T, Turner N, Howe AS, Griffin JB(2019). A Retrospective Cohort Study of Safety Outcomes in New Zealand Infants Exposed to Tdap Vaccine in Utero . Vaccines.

Chisholm H, Howe A, Best E, Petousis-Harris H(2019). Pertussis Vaccination Failure in the New Zealand Pediatric Population: Study Protocol . Vaccines.

Petousis-Harris H, Radcliff FJ(2019). Exploitation of Neisseria meningitidis Group B OMV Vaccines Against N. gonorrhoeae to Inform the Development and Deployment of Effective Gonorrhea Vaccines . Frontiers in immunology.

Paynter J, Goodyear-Smith F, Morgan J, Saxton P, Black S, Petousis-Harris H(2019). Reply to "Comment on Effectiveness of a Group B Outer Membrane Vesicle Meningococcal Vaccine in Preventing Hospitalization from Gonorrhea in New Zealand: A Retrospective Cohort Study, Vaccines, 2019, 1, 5; doi:10.3390/vaccines7010005" . Vaccines.

Petousis-Harris H, Howe AS, Paynter J, Turner N, Griffin J(2019). Pneumococcal Conjugate Vaccines Turning the Tide on Inequity: A Retrospective Cohort Study of New Zealand Children Born 2006-2015 . Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

Paynter J, Goodyear-Smith F, Morgan J, Saxton P, Black S, Petousis-Harris H(2019). Effectiveness of a Group B Outer Membrane Vesicle Meningococcal Vaccine in Preventing Hospitalization from Gonorrhea in New Zealand: A Retrospective Cohort Study . Vaccines.

Paynter, J., Goodyear-Smith, F., Morgan, J., Saxton, P., Black, S., Petousis-Harris, H.(2019). Effectiveness of a group b outer membrane vesicle meningococcal vaccine in preventing hospitalization from gonorrhea in New Zealand: A retrospective cohort study . Vaccines. 7. (1).

Baumann, K.E., Paynter, J., Petousis-Harris, H., Prymula, R., Yang, Y.T., Shaw, J.(2019). Comparison of vaccination coverage of four childhood vaccines in New Zealand and New York State . Journal of Paediatrics and Child Health. 55. (7). p. 781-788.

Petousis-Harris, H., Howe, A.S., Paynter, J., Turner, N., Griffin, J.(2019). Pneumococcal conjugate vaccines turning the tide on inequity: A retrospective cohort study of New Zealand Children Born 2006-2015 . Clinical Infectious Diseases. 68. (5). p. 818-826.

Paynter, J., Goodyear-Smith, F., Morgan, J., Saxton, P., Black, S., Petousis-Harris, H.(2019). Reply to “comment on effectiveness of a group b outer membrane vesicle meningococcal vaccine in preventing hospitalization from gonorrhea in New Zealand: A retrospective cohort study, vaccines, 2019, 1, 5; doi:10.3390/vaccines7010005” . Vaccines. 7. (1).

Petousis-Harris, H., Radcliff, F.J.(2019). Exploitation of Neisseria meningitidis Group B OMV Vaccines against N. Gonorrhoeae to Inform the Development and Deployment of Effective Gonorrhea Vaccines . Frontiers in Immunology. 10. (APR).

Chisholm, H., Howe, A., Best, E., Petousis-Harris, H.(2019). Pertussis vaccination failure in the New Zealand pediatric population: Study protocol . Vaccines. 7. (3).

Petousis-Harris, H., Jiang, Y., Yu, L., Watson, D., Walls, T., Turner, N., Howe, A.S., Griffin, J.B.(2019). A retrospective cohort study of safety outcomes in New Zealand infants exposed to tdap vaccine in utero . Vaccines. 7. (4).

Baumann KE, Paynter J, Petousis-Harris H, Prymula R, Yang YT, Shaw J(2018). Comparison of vaccination coverage of four childhood vaccines in New Zealand and New York State . Journal of paediatrics and child health.

Griffin JB, Yu L, Watson D, Turner N, Walls T, Howe AS, Jiang Y, Petousis-Harris H(2018). Pertussis Immunisation in Pregnancy Safety (PIPS) Study: A retrospective cohort study of safety outcomes in pregnant women vaccinated with Tdap vaccine . Vaccine.

Petousis-Harris H(2018). Author reply to VA-MENGOC-BC cross-protection (2018HV0022) . Human vaccines & immunotherapeutics.

Petousis-Harris H, Paynter J, Morgan J, Saxton P, Goodyear-Smith F, Black S(2018). Pitfalls of the healthy vaccinee effect - Authors' reply . Lancet (London, England).

Petousis-Harris, H., Paynter, J., Morgan, J., Saxton, P., Goodyear-Smith, F., Black, S.(2018). Pitfalls of the healthy vaccinee effect – Authors' reply . The Lancet. 391. (10116). p. 123-124.

Petousis-Harris, H.(2018). Impact of meningococcal group B OMV vaccines, beyond their brief . Human Vaccines and Immunotherapeutics. 14. (5). p. 1058-1063.

Petousis-Harris, H.(2018). Author reply to VA-MENGOC-BC cross-protection (2018HV0022) . Human Vaccines and Immunotherapeutics. 14. (5). p. 1069.

Griffin, J.B., Yu, L., Watson, D., Turner, N., Walls, T., Howe, A.S., Jiang, Y., Petousis-Harris, H.(2018). Pertussis Immunisation in Pregnancy Safety (PIPS) Study: A retrospective cohort study of safety outcomes in pregnant women vaccinated with Tdap vaccine . Vaccine. 36. (34). p. 5173-5179.

Petousis-Harris H(2017). Impact of meningococcal group B OMV vaccines, beyond their brief . Human vaccines & immunotherapeutics.

Petousis-Harris H, Paynter J, Morgan J, Saxton P, McArdle B, Goodyear-Smith F, Black S(2017). Effectiveness of a group B outer membrane vesicle meningococcal vaccine against gonorrhoea in New Zealand: a retrospective case-control study . Lancet (London, England).

Petousis-Harris, H., Paynter, J., Morgan, J., Saxton, P., McArdle, B., Goodyear-Smith, F., Black, S.(2017). Effectiveness of a group B outer membrane vesicle meningococcal vaccine against gonorrhoea in New Zealand: a retrospective case-control study . The Lancet. 390. (10102). p. 1603-1610.

Radke, S., Petousis-Harris, H., Watson, D., Gentles, D., Turner, N.(2017). Age-specific effectiveness following each dose of acellular pertussis vaccine among infants and children in New Zealand . Vaccine. 35. (1). p. 177-183.

Radke S, Petousis-Harris H, Watson D, Gentles D, Turner N(2016). Age-specific effectiveness following each dose of acellular pertussis vaccine among infants and children in New Zealand . Vaccine.

Petousis-Harris H, Walls T, Watson D, Paynter J, Graham P, Turner N(2016). Safety of Tdap vaccine in pregnant women: an observational study . BMJ open.

Petousis-Harris, H., Walls, T., Watson, D., Paynter, J., Graham, P., Turner, N.(2016). BMJ open safety of Tdap vaccine in pregnant women: An observational study . BMJ Open. 6. (4).

Walls, T., Graham, P., Petousis-Harris, H., Hill, L., Austin, N.(2016). Infant outcomes after exposure to Tdap vaccine in pregnancy: An observational study . BMJ Open. 6. (1).

Petousis-Harris, H.(2016). Proposed HPV vaccination syndrome is unsubstantiated . Clinical Rheumatology. 35. (3). p. 833-834.

Petousis-Harris, H., Paynter, J.(2016). Cherry picked case reports are not scientific evidence in the face of large clinical and epidemiological studies . Clinical Rheumatology. 35. (3). p. 837-838.

Petousis-Harris, H., Jackson, C., Stewart, J., Coster, G., Turner, N., Goodyear-Smith, F., Lennon, D.(2015). Factors associated with reported pain on injection and reactogenicity to an OMV meningococcal B vaccine in children and adolescents . Human Vaccines and Immunotherapeutics. 11. (7). p. 1872-1877.

Petousis-Harris, H., Poole, T., Stewart, J., Turner, N., Goodyear-Smith, F., Coster, G., Lennon, D.(2013). An investigation of three injections techniques in reducing local injection pain with a human papillomavirus vaccine: A randomized trial . Vaccine. 31. (8). p. 1157-1162.

Petousis-Harris, H.A.(2013). Pneumococcal disease in New Zealand and prevailing inequalities, the tip of the lower respiratory infection iceberg . New Zealand Medical Journal. 126. (1378).

Goodyear-Smith, F., Grant, C., Poole, T., Petousis-Harris, H., Turner, N., Perera, R., Harnden, A.(2012). Early connections: Effectiveness of a pre-call intervention to improve immunisation coverage and timeliness . Journal of Primary Health Care. 4. (3). p. 189-198.

Petousis-Harris, H., Poole, T., Turner, N., Reynolds, G.(2012). Febrile events including convulsions following the administration of four brands of 2010 and 2011 inactivated seasonal influenza vaccine in NZ infants and children: The importance of routine active safety surveillance . Vaccine. 30. (33). p. 4945-4952.

Poole, T., Goodyear-Smith, F., Petousis-Harris, H., Desmond, N., Exeter, D., Pointon, L., Jayasinha, R.(2012). Human papillomavirus vaccination in Auckland: Reducing ethnic and socioeconomic inequities . Vaccine. 31. (1). p. 84-88.

Petousis-Harris, H., Grant, C.C., Goodyear-Smith, F., Turner, N., York, D., Jones, R., Stewart, J.(2012). What contributes to delays? The primary care determinants of immunisation timeliness in New Zealand . Journal of Primary Health Care. 4. (1). p. 12-20.

Mueller, S., Exeter, D.J., Petousis-Harris, H., Turner, N., O'Sullivan, D., Buck, C.D.(2012). Measuring disparities in immunisation coverage among children in new zealand . Health and Place. 18. (6). p. 1217-1223.

Petousis-Harris, H., Poole, T., Booy, R., Turner, N.(2011). Fever following administration of two inactivated influenza vaccines-A survey of parents of New Zealand infants and children 5 years of age and under . Vaccine. 29. (16). p. 2933-2937.

Desmond, N., Grant, C.C., Goodyear-Smith, F., Turner, N., Petousis-Harris, H.(2011). Nurses make a difference in immunisation service delivery . Australian Journal of Advanced Nursing. 28. (4). p. 28-35.

Grant, C., Turner, N., York, D., Goodyear-Smith, F., Petousis-Harris, H.(2011). Organisational aspects of a practice may influence immunisation rates of children . Journal of Primary Health Care. 3. (3). p. 255.

Grant, C.C., Petousis-Harris, H., Turner, N., Goodyear-Smith, F., Kerse, N., Jones, R., York, D., Desmond, N., Stewart, J.(2011). Primary care practice and health professional determinants of immunisation coverage . Journal of Paediatrics and Child Health. 47. (8). p. 541-549.

Petousis-Harris, H.(2011). Saturated fat has been unfairly demonised . Journal of Primary Health Care. 3. (4). p. 317-319.

Petousis-Harris, H., Goodyear-Smith, F., Kameshwar, K., Turner, N.(2011). The media may use both errors of fact and errors of logic: Reader beware! . Journal of Primary Health Care. 3. (3). p. 255.

Petousis-Harris, H.A., Goodyear-Smith, F.A., Kameshwar, K., Turner, N.(2010). Fact or fallacy? Immunisation arguments in the New Zealand print media . Australian and New Zealand Journal of Public Health. 34. (5). p. 521-526.

Grant, C.C., Turner, N.M., York, D.G., Goodyear-Smith, F., Petousis-Harris, H.A.(2010). Factors associated with immunisation coverage and timeliness in New Zealand . British Journal of General Practice. 60. (572). p. 180-186.

Grant, C.C., Turner, N.M., York, D.G., Goodyear-Smith, F., Petousis-Harris, H.A.(2010). Factors associated with immunisation coverage and timeliness in New Zealand . The British journal of general practice : the journal of the Royal College of General Practitioners. 60. (572).

Goodyear-Smith, F., Grant, C., Petousis-Harris, H., Turner, N.(2009). Immunization champions: Characteristics of general practitioners associated with better immunization delivery . Human Vaccines. 5. (6). p. 403-411.

Goodyear-Smith, F., York, D., Petousis-Harris, H., Turner, N., Copp, J., Kerse, N., Grant, C.(2009). Recruitment of practices in primary care research: The long and the short of it . Family Practice. 26. (2). p. 128-136.

Petousis-Harris, H.(2009). Intravenous vitamin C . Journal of Primary Health Care. 1. (1). p. 81.

Turner, N., Grant, C., Goodyear-Smith, F., Petousis-Harris, H.(2009). Seize the moments: Missed opportunities to immunize at the family practice level . Family Practice. 26. (4). p. 275-278.

Turner, N., Rouse, P., Airey, S., Petousis-Harris, H.(2009). The cost of immunising at the general practice level . Journal of Primary Health Care. 1. (4). p. 286-296.

Turner, N.M., York, D.G., Petousis-Harris, H.A.(2009). The use and misuse of media headlines: Lessons from the MeNZB™ immunisation campaign . New Zealand Medical Journal. 122. (1291). p. 22-27.

Goodyear-Smith, F., Grant, C., York, D., Kenealy, T., Copp, J., Petousis-Harris, H., Turner, N., Kerse, N.(2008). Determining immunisation coverage rates in primary health care practices: A simple goal but a complex task . International Journal of Medical Informatics. 77. (7). p. 477-485.

Loring, B.J., Turner, N., Petousis-Harris, H.(2008). MeNZB™ vaccine and epidemic control: When do you stop vaccinating? . Vaccine. 26. (47). p. 5899-5904.

Petousis-Harris, H.(2008). Vaccine injection technique and reactogenicity-Evidence for practice . Vaccine. 26. (50). p. 6299-6304.

Turner, N., Petousis-Harris, H., Desmond, N.(2007). Criticism of the decision not to fund the HPV vaccine for pre-adolescent females in New Zealand, and response . The New Zealand medical journal. 120. (1259).

Goodyear-Smith, F., Petousis-Harris, H., Vanlaar, C., Turner, N., Ram, S.(2007). Immunization in the print media - Perspectives presented by the press . Journal of Health Communication. 12. (8). p. 759-770.

Turner, N., Petousis-Harris, H., Desmond, N.(2007). Letter from the Immunisation Adivsory Centre [7] . New Zealand Medical Journal. 120. (1259).

Petousis-Harris, H., Goodyear-Smith, F., Turner, N., Soe, B.(2005). Family practice nurse views on barriers to immunising children . Vaccine. 23. (21). p. 2725-2730.

Goodyear-Smith, F., Wong, F., Petousis-Harris, H., Wilson, E., Turner, N.(2005). Follow-up of MMR vaccination status in children referred to a pediatric immunization clinic on account of egg allergy . Human vaccines. 1. (3). p. 118-122.

Petousis-Harris, H., Goodyear-Smith, F., Ram, S., Turner, N.(2005). The New Zealand national immunisation hotline - What are callers seeking? . Vaccine. 23. (42). p. 5038-5044.

Petousis-Harris, H., Goodyear-Smith, F., Turner, N., Soe, B.(2004). Family physician perspectives on barriers to childhood immunisation . Vaccine. 22. (17-18). p. 2340-2344.

Petousis-Harris, H.(2002). Needle angle when giving i.m. vaccinations . Nursing praxis in New Zealand inc. 18. (2). p. 52-53.

Petousis-Harris, H., Turner, N.(1999). Hepatitis B vaccination and diabetes . The New Zealand medical journal. 112. (1093). p. 303-304.

PREPRINT

Petousis-Harris HA, Jiang Y, Yu L, Watson D, Walls T, Turner N, Howe A, Griffin J(2019). Pertussis Immunisation in Pregnancy Safety (PIPS) Study: A Retrospective Cohort Study of Safety Outcomes in Infants Exposed to Tdap Vaccine in Utero .

Paynter J, Goodyear-Smith F, Morgan J, Saxton P, Black S, Petousis-Harris H(2018). Effectiveness of a Group B outer Membrane Vesicle Meningococcal Vaccine in Preventing Hospitalization from Gonorrhea in New Zealand: a Retrospective Cohort Study .