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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 appointed the 18th Rector from 1 January 2014, having served as Acting Rector in 2013.  He practiced as a barrister for 16 years having previously been a solicitor in a city firm, was a full-time law lecturer at the Universities of Sydney (1987-89) and Queensland (1993-97), and taught law part-time for many years.  Mr Diethelm’s academic interests have included constitutional law, evidence and equity amongst other subjects.


Mr Tony Walters

Cert T (Mt St Mary), BA (Macquarie), Grad Dip (Griffith), MEd (Griffith)

Tony Walters is a former secondary school teacher and university lecturer. He has a broad life experience including stints in politics and tourism. He has a particular interest in developing student leadership.

Mr Ludivico (Vic) Andallo

BScComm (Santo Tomas), MBA (Ateneo Manila), ACMA, FCPA, FIML, GAICD

Vic Andallo is a qualified professional in the areas of finance, commercial, strategy and operations management – a wide-ranging professional experience gained from both established and start-up environments from a variety of industries such as professional services, manufacturing, biotechnology, digital media and telecommunications.

In his role as Director of Operations at St John’s College, Vic provides strategic and operational leadership in the areas of finance and estate management, risk management and facilities management, making sure that the College utilises its resources optimally for a sustainable future.

Mrs Christina Goh

Dip Mktg, Dip Leadership Management, MAHRI

Christina Goh is a dedicated and strategic HR professional with eight years’ experience within university college administration.

As Director, Corporate Services, Christina provides high level support to the Rector’s Office and ensures the efficient application and delivery of HR processes, tools and systems to facilitate growth and maintain a culture which attracts, inducts, engages, develops and retains talent within the College.