the wider community. Professor Trevor McDougall – For eminent service to science, and to education, particularly in the area of ocean thermodynamics, as an academic, and researcher, to furthering the understanding of climate science, and as a mentor of young scientists. Emeritus Professor Lew Mander – For eminent service to science through pioneering contributions to organic chemistry in the field of plant growth hormones, to higher education as an academic, researcher and author, and to national and international scientific societies. Professor Jennifer L. Martin – For eminent service to science, and to scientific research, particularly in the field of biochemistry and protein crystallography applied to drug-resistant bacteria, as a role model, and as an advocate for gender equality in science. Professor Ezio Rizzardo – For eminent service to scientific technological research and development in the field of polymer chemistry, to its application in the biomedical, electronics and nanotechnology context, as an author, and through mentorship roles. Professor Jeffrey Victor Rosenfeld, – For eminent service to medicine, particularly to the discipline of neurosurgery, as an academic and clinician, to medical research and professional organisations, and to the health and welfare of current and former defence force members. Professor Nicholas Talley – For eminent service to medical research, and to education in the field of gastroenterology and epidemiology, as an academic, author and administrator at the national and international level, and to health and scientific associations. Professor Maree Rose Teesson – For eminent service to medicine, particularly to the prevention and treatment of substance use disorders, as a researcher and author, to innovative mental health policy development, to education, and as a role model for young researchers. Mr Roy Francis Thompson – For eminent service to the community through philanthropic support for a range of medical research, emergency rescue, educational, sporting and cultural organisations, and to the real estate and land development sector in Queensland. Officer of the Order of Australia (AO) General Division Reference: Emeritus Professor David John Ames – For distinguished service to psychiatry, particularly in the area of dementia and the mental health of older persons, as an academic, author and practitioner, and as an adviser to professional bodies. Dr Rosalie Pam Balkin – For distinguished service to maritime law through roles with a range of organisations, to the improvement of global shipping transport safety and standards, and to education as an academic and author. Professor Martin Gerhardt Banwell