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Our People


Warwick Grey (Chair)

Warwick brings significant marketing and information technology expertise to Sculpture on the Gulf. As Australasian marketing manager for Hewlett-Packard, Warwick was responsible for research and marketing strategies employed across Australia and New Zealand. On Waiheke, Warwick has arranged the silent auction at the main fundraising event for the Westpac Rescue Helicopter for several years. Warwick and his wife have owned a bach on Waiheke for 28 years and lived on Waiheke Island for 15 years.

Sarah Judkins

Sarah brings considerable arts management and business flair to the Sculpture on the Gulf board. Currently the chair of the Waiheke Community Art Gallery, she is also a Trustee of the Auckland Arts Festival. Sarah’s day job consists of leading the mergers and acquisitions team at Fonterra, a group responsible for strategic initiatives across Fonterra’s wider global network. Sarah has many years experience working in the finance sector in New Zealand and Asia, but she is passionate about the Arts and Waiheke. Sarah lives on Waiheke Island with her husband Jason and their two teenage children.

Fiona Blanchard

Fiona is a cultural sector leader with almost two decades experience heading up world class customer centric and operational teams for City of Sydney, Auckland War Memorial Museum, and City Gallery Wellington. Her management of complex, multi stakeholder projects has included major public art and community engagement programmes across Australasia. She has led high level events with central and local government, and community organisations managing visits and ceremonies for Heads of State, global leaders, and dignitaries. Fiona has a commitment to celebrating and fostering diversity and inclusion, and upholding the principles of Te Tiriti o Waitangi. A resident of Waiheke for four years, Fiona and her husband Mike are passionate about the people, community and place o te motu.                                                              

Dr Kriselle Baker

Kriselle is an arts writer, editor and publisher. She has a PhD in Art History from The University of Auckland and has published several monographs on Ralph Hotere, Fiona Pardington, and Mark Adams. She was a founding member of the Auckland Art Gallery Contemporary Benefactors and has served on the Board of Te Tuhi and The Hotere Foundation. She has a keen interest in the use of digital applications for the arts. Kriselle lives with her husband and teenage daughter in both Auckland and on Waiheke. Ko Pūhunga Tohorā te maunga, Ko Hokianga te moana. Ko Ngāpuhi, ko Ngāruahine ngā iwi.

Mikki-tae Tapara

Taupiri te Maunga, Waikato te Awa, Tainui te Waka, he piko he taniwha. he piko he taniwha pai mārire.
Mikki‐Tae has over twenty‐two years of experience in event management for clients including Iwi, Auckland Council, and multinational corporations. He has produced several Matariki Festivals, Waitangi Festival, TUIA 250 and contributed to events for ATEED (Auckland Tourism, Events and Economic Development). He is also Rereteewhioi Marae chair and trustee, and senior advisor at Toi Aotearoa (Creative New Zealand). Mikki‐Tae and his husband, Ray, have lived on Waiheke Island since 2000, after returning from Australia. They both enjoy the spoils of the island especially the wine and food and their friends.

Erika Yigzaw

Erika began her professional career with Bell Gully Buddle Weir as a Barrister and Solicitor working in litigation on the environmental team, and following that mergers and acquisitions. In 1997 she moved to the United States where she began a 22 year career in Executive Leadership in Higher Education. She has held various roles, including serving as the Senior Vice President at the Australasian College of Health Sciences, Chief Compliance Officer, Chief Strategy Officer, President and CEO at American College of Healthcare Sciences. Until recently, Erika has lived with her family on their 45 acre lavender and timber farm in Oregon. They have recently moved back to Waiheke where Erika grew up.


Jon Ewer

Jon is a Chartered Civil Engineer, a Fellow of Engineering New Zealand, and Senior Technical Director of a consultant engineering company. He is a member of the Institute of Directors and has many years governance experience in both Private Sector and Not for Profit organisations. Jon joined the Board of Sculpture on the Gulf in 2013 and helped organise the 2015 and 2017 events. He is a committee member, and steadfast supporter of the Waiheke Community Art Gallery. Jon has lived on the island with his wife since 1999.

Adrienne Darling

Adrienne has over 20 years commercial experience working in Australia, the United Kingdom and New Zealand and brings considerable tourism and strategy experience to the Sculpture on the Gulf board.

Adrienne loves Waiheke having spent all childhood summers in Little Oneroa before the family moved to the island in 1984 and ran the Oneroa Four Square and then the Onetangi Beach Apartments. Adrienne lives in Auckland with her husband and two football mad boys.  She regularly makes time to visit her parents and friends on the island and is grateful to have an opportunity to support events showcasing the island and art.

Management Team

Nique van Selm - Event Operations Manager

Nique is a passionate leader and event specialist, focused on delivering superior results managing events across multiple industry sectors.  During my career I have championed the development and implementation of strategic plans and innovative events showcasing the arts, wine & food, volleyball and sports. Having been involved in the 2017 and 2019 Sculpture on the Gulf events, Nique brings a wealth of experience and consistency to the team.

As an articulate communicator capable of building lasting relationships at all levels, Nique has a history of success in delivering customer centric solutions and building lasting relationships.

Nique has lived on Waiheke Island for 18 years with her three children.



Janis McArdle

Janis is an experienced general manager now consulting as a performance and leadership coach working with executive leaders, managers and teams on assignments that deliver leadership effectiveness and business transformation. In her role providing governance support for the Board she offers expertise and insight derived from managing people in marketing, fundraising and operations/general management roles across many sectors including not-for profit organisations.

Janis has lived on the island for nearly nine years and has been a trail volunteer for all Sculpture on the Gulf events since her arrival here. She is a former director of the Waiheke Literary Festival and also involved with community theatre.