Dr Andrew Macann is a Radiation Oncologist at Auckland City Hospital where he manages patients with head and neck cancers and lymphomas. His research interests have included involvement with the Trans Tasman Radiation Oncology Group (TROG) which runs clinical trials involving radiotherapy in Australia and New Zealand. Dr Macann has been on the executive board and scientific committee for TROG and was the trial chairman for the RadioHUM study conducted in 11 centres in Australia and New Zealand which investigated the role of domiciliary humidification in reducing mucositis associated with head and neck cancer radiotherapy. He was the co-chair of the TROG head and neck cancer interest group between 2015 and 2020.