Organising Committee
Browse the bios of the All Actuaries Summit 2026 organising committee
Chair, Non-Executive Director, Actuary, Author
Nicolette Rubinsztein AM
Nicolette is a non-executive director in the finance industry. She is Chair of CBHS Heath Fund, on the board of Zurich and was previously on the boards of UniSuper, Class and SuperEd. She is also Chair of Greenpeace Australia Pacific and a South African charity committee, Missionvale Australia. In 2024 she was made a Member of the Order of Australia (AM) for her service to business. She was President of the Actuaries Institute in 2019 and was a director of ASFA for eight years. Prior to her board career, Nicolette held senior roles with CBA/ Colonial First State, BT and Towers Perrin. Nicolette is a qualified actuary, holds an executive MBA from the AGSM and is a Fellow of AICD. She is author of the book “Not Guilty”, a guide for career mums. She is married to Jonathan Rubinsztein and they have three daughters.
CFO, Intermediated Insurance Australia Division at IAG
Christa Marjoribanks
Christa is CFO of the Intermediated Insurance Australia Division at IAG, overseeing pricing, strategy, regulatory and risk governance, finance, and actuarial reserving. A key leadership team member since 2020, she has driven improved financial performance through enhanced pricing sophistication and data-led insights. Previously a senior partner at a major consulting firm, Christa brings over 30 years' experience in general insurance and injury compensation, including roles as Appointed Actuary and advisor to insurers, reinsurers, and government. Career highlights include leading the Australian Priority Investment Approach to Welfare project and guiding financial services clients through post-Royal Commission regulatory challenges. She is passionate about fostering collaboration across sectors to address economic and social issues.
