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The governance team

Sue Bagshaw, Founder & Trustee of The Collaborative Trust.jpg


Founder & Trustee

Steve Langley, Board Chair, The Collaborative Trust (2).jpg


Board Chair

Daryle Deering, The Collaborative Trust Board Member (1).jpg



Dr Sue Bagshaw (BSc (Hons) MB BS FRACShM, FRNZCGP (Hon), DNZM, is a Senior Lecturer in adolescent health in the department of Paediatrics at the Christchurch School of Medicine, in addition to being an educator with the Collaborative Trust, which she helped to establish in 2003. She works as a primary care doctor specialising in youth health at a one stop shop (YOSS) community youth health centre for youth 10-24 years old. She is working with others to set up a Youth Hub of services, recreation, creativity and transition housing. Sue has worked with young people both nationally and internationally for 40 years. She has 4 adult children and 7 mokopuna.

Steve Langley MA (Hons), Dip Tchg. has promoted positive youth development as an English teacher in a variety of High Schools and specialist education settings including DSW residential schools, teen parent units, and a men’s prison.

He has been a Principal in three different special schools, a lecturer in teacher training, spent 20 years as part-time counsellor on the AlcoholDrugHelpline, and 13 years as editor of “English in Aotearoa” – the national journal for English teachers.

Steve has presented workshops on HIV-AIDS education, behaviour management, the DARE programme, Alcohol/Drug Education, and on Listening Skills.

Now a Grandpa, musician, and editor he is keen to support positive mental health in young people, especially by encouraging them to write about their experience.

Daryle Deering (RN PhD ONZM) has extensive therapeutic, management and leadership experience in the mental health field; in the areas of youth, family and addiction, mental health nursing, service and workforce development, teachng and research.

She had an academic/clinical role for 20 years at the National Addiction Centre, University of Otago, Christchurch.

Daryle has worked in private practice, inclusive of providing professional/clinical supervision and a service to rangatahi with substance use and related issues.

She is impressed at the strength of the voice of rangatahi calling for urgent measures to mitigate the damage to our planet and a changed way of living that incorporates care for our planet and for all living creatures.

Bronwyn Dunnachie, The Collaborative Trust Board Member.jpg



Mike Tamati, The Collaborative Trust Board Member.jpg



Paul McGirr, The Collaborative Trust Board Member.jpg



Bronwyn Dunnachie (PhD: NZNO, NZAC, DAPAANZ) has worked in the area of infant, child, youth and family/whānau mental health/wellbeing and alcohol and other drug use (AOD) for most of her career, in clinical, management and academic roles.

She currently works for the Whāraurau, the Centre for Infant, Child and Youth Mental Health Workforce Development (Auckland Uniservices) as a Senior Advisor, supporting workforce development across infant, child and youth mental health/wellbeing/AOD services nationally.

Mike Tamati: M.Ed. (Leadership), Dip. TchLn (Social Science), B.A. (Political Science), CertPsycCouns. Mike is a teacher of Social Science, History and English at an all boy’s state school in Christchurch. Previously, he has worked in corporate management at a US global manufacturing company, been a national manager for a German fast-moving consumer goods (FMCG) corporate and been the owner/director of a New Zealand based hospitality and restaurant franchise. He has been involved with youth in Auckland and Christchurch through rugby coaching whilst undertaking these roles, seeking to utilise his experience as a professional rugby player in New Zealand, Australia, Ireland, England, and Italy over a 10-year period. An advocate of relationships over data (but not to the detriment of the data), Mike encourages youth to tell their story so that a context is given, and structures can be engineered that are cognisant of their needs, issues, and concerns.

Paul McGirr (Treasurer) has had involvement in the Not-for-Profit sector for many years starting with Board membership for the local school where his 3 boys attended from the start of Tomorrow's Schools.

He is also currently on the Boards of two other entities involved with youth development and young adults in Canterbury. Paul worked in the education sector and was a chartered accountant.

Pip Mehrtens, Administration Manager for The Collaborative Trust.jpg



Pip Mehrtens is a business consultant for small and micro-businesses, both start-ups and established businesses. As The Generalist she helps start-ups test ideas for financial viability and helps established business owners move forward by acting as a sounding board for ideas and challenges, helping with strategy and growth planning, and running 1-on-1 business and marketing planning workshops. She also provides a range of business operational services such as building websites, business research, marketing, digital transformation, and administration. Pip is currently doing this for a number of Not-For-Profits.

Acting as The Collaborative Trust's Business Manager and Board Secretary, she is the main point of contact for anything operational, including workshop bookings and research requests.

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