Dr Theo Gregor - Head and neck surgeon - Otolaryngologist - Head and neck cancer operations - Hamilton New Zealand

1979: John S. Slchesinger Surgery Prize.


1991: Invited Speaker, The 8th British Academic Conference on Otolaryngology, Dublin, Ireland.


1993: Invited Speaker, Department of ORL, Erasmus University, Rotterdam, The Netherlands.


1993: Invited Speaker, The Department of ORL, University of Memphis, Memphis, USA.


1994: Member of Faculty, The Second World Congress on Laryngeal Cancer, Sydney, Australia.


1994: Visiting Lecturer,  The Department of ORL, The Chinese University of Hong Kong.


1994: Member of Faculty, Combined meeting of the SHNS and EORTC, Paris, France.


1994: Visiting Professor, Dept. Otolaryngology, University of Mainz, Germany.


1995: Member of Faculty, The Sisson International Head and Neck Workshop. (Also 1996, 1998)


1997: Member of Faculty, IFOS World Congress on Otorhinolaryngology, Sydney, Australia.


1997: Dec. Member of Faculty. The First meeting of International Federation of Head and Neck Oncological Societies, The Asia Pacific Congress, Mumbai, India.


1998: 7-13 June. Member of Faculty. ‘98 International and 5th National Head and Neck Cancer Congress, Hong Kong and Beijing.


1998: June,  Visiting Professor, the Chinese University of Hong Kong, Department of Otolaryngology.


1998: August,  William Rudder Fellow; The Queensland Cancer Fund, Queensland, Australia.


1998: November 1-5, Member of Faculty, The second International Symposium in Israel on Head and Neck Surgery and Oncology.


1999: October 10-15, Visiting Professor, The Department of Otolaryngology, University of Toronto. 15-17: Alumnus Guest, the Toronto ORL Alumni Meeting, Muskoka Sands.


2003: October 23-25, Invited Guest, 3rd practical Otology/Neurotology Update. University of Toronto, Toronto, and Niagara, Ontario, Canada.


2005: 10th-11th June, Member of Faculty, Laser Surgery for Head and Neck Tumours – Reflections from 5 Continents. Department of ORL, University of Göttingen, Germany.


2006: 22nd-23rd July, Invited Guest, Cadaver Dissection Course in Head and Neck Surgery. University of Queensland, Princess Alexandra Hospital, Brisbane, Australia.


2006: Invited Key Note Speaker: Australian and New Zealand Head & Neck Society, 8th Annual Scientific Meeting, Sept 28-October 1, 2006, Wellington, NZ.


2007: Invited Speaker: May 9 & 10 2007: RACS Scientific meeting, Christchurch, New Zealand


2008: Invited Speaker: May 13 – 15, 2008: RACS Scientific Meeting, Hong Kong


2011: Visiting Professor, September 8-15. University of Toronto; department of ORL. “Wilderness Professor” oration during wilderness experience with fellows etc… “Memorable Men I have met in Medicine” and Visiting Professor, Sloan Kettering Cancer Centre, Division of Head and Neck Surgery. NY, NY. “SCC metastasis to the Parotid – The Australasian Disease.


2013 - 2015: President of The New Zealand Society of Otolaryngology, Head & Neck Surgery (NZSOHNS)