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College Executive

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Whilst the Council determines the strategic direction for the College, the Rector, working closely with the executive leadership team, is responsible for the day to day management and operation of the College.

Mr Adrian Diethelm

BA (Hons) LLB (Hons) (Syd), BCL (Oxon), MTax (Syd)

Adrian Diethelm was installed as the 18th Rector from 1 January 2014, having served as Acting Rector in 2013. He took his BA with a First in Philosophy, studied Law at Sydney (First Class) and read for the BCL at Corpus Christi College Oxford. He has been a full-time law lecturer at the Universities of Sydney (1987-89) and Queensland (1993-97), a solicitor in a city firm, and practiced as a barrister in Sydney for 16 years. He also taught law part-time for many years.

These days Adrian’s academic interests lie in ancient philosophy and religious thought and he is currently completing a diploma in ancient languages.


Mr Ludivico (Vic) Andallo

BScCom (Santo Tomas), MBA (Ateneo de Manila), FCPA GAICD FGIA FIML

Vic Andallo is a qualified professional in the areas of finance, commercial, governance, strategy and operations management, with experience gained from both established and start-up environments in professional services, manufacturing, biotechnology, digital media, telecommunications and not-for-profit. He has over 20 years of experience in commerce, having worked in multinational giants like San Miguel Corp, Optus and Yahoo!.

In his role as Director, Operations, Vic provides leadership and stewardship of College finances and commercial activities, as well as sustaining and optimising the College infrastructure and heritage estate, and mitigating risks associated with the College’s overall operations.

Mrs Christina Goh

DipMktg, DipLeadershipMgt, MAHRI

Christina Goh is an effective and strategic professional with over 11 years of university college experience.

As Executive Officer, Christina provides strategic advice and operational support to the College Executive Team. She actively contributes to the development of organisational strategies, policies, and planning across the College while also facilitate the implementation of operational plans and policies. Her role is also responsible for efficient application and delivery of HR processes for the College.

As Council Secretary, this role has carriage of Council and Committee processes, such as meeting co-ordination, preparation of agenda papers and tracking progress of action schedules.

Ms Helen Wright

BA(Humanities) (Middlesex)

Helen Wright joined the Community Relations team in 2016 having worked in marketing, admissions and community relations in a number of schools in the independent education sector in Sydney.

Helen leads the team responsible for engaging the various stakeholders of the College community including new applicants to the College, current students and their families, past students, the University of Sydney and friends of the College. Welcoming new students, nurturing and developing the unique character of the St John’s experience, and sharing the good news with the broader community ensures St John’s is recognised as a premium and unique residential College.

Mr Sam Ibrahim

Sam Ibrahim is a facilities professional with 7 years’ experience across the educational sector and 24 years’ experience in ICT. His knowledge stems from multiple sectors of the trade industry having worked in corporate, field service delivery, operations and design.

Joining St John’s College in March 2020 as the Facilities Manager, Sam is responsible for site maintenance and service contracts across campus. His role involves sustaining and developing the College campus via building upgrades and restoration of the site’s heritage components. Sam integrates his extensive experience with the OH&S legislative framework in the maintenance and installation of mechanical, electrical, hydraulic and greens on campus. In January 2021, Sam was appointed as the Dail bar licensee, and in tandem with his role as Facilities Manager, he assists the students in the organisation of social event plans in accordance with safety measures and logistic requirements.