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Science Fellows - Pesticides Program

Professor Andrew Hewitt: High-level expertise in spray drift assessment and control

Professor Hewitt BS, MS, PhD currently divides his time between the Centre for Pesticide Application and Safety at the University of Queensland, the Chemical Applications Research and Training arm of Lincoln Agritech Ltd in Christchurch New Zealand, and the University of Nebraska, USA. He is also the Chairman of the International ISO working group for the establishment of an international droplet spectrum standard for spray drift risk assessment. Dr Hewitt was Chairman of the Institute for Liquid Atomization and Spray Systems (LASS) Agricultural Sprays Committee and served on the Board of Directors of ILASS-Americas. He also serves on the editorial board of the journal of Atomization and Sprays, and leads the American Society for Testing and Materials (ASTM) sub-group on laser diffraction techniques.

Dr Rai Kookana: High-level expertise in environmental toxicology

Dr Rai Kookana BSc (Hons), MSc, PhD is Group Leader at CSIRO Land and Water in South Australia. He leads the Waste and Contaminant Risk Assessment research group within the Environmental Biogeochemistry research program. His fields of expertise include environmental chemistry, organic contaminant analysis in water, soils and sediments, endocrine disruption chemicals, and ecological risk assessment for organic contaminants in terrestrial and aquatic ecosystems.

Professor Stephen Powles: High-level expertise in herbicide resistance

Stephen Powles DAppSc (Hons), MSc, PhD is a professor at the University of Western Australia and a director of the Australian Herbicide Resistance Initiative, School of Plant Biology, University of Western Australia. He has had a lengthy career in the plant sciences in NSW, South Australia and ACT as well as periods in the USA, UK and France. Professor Powles is an international authority on all aspects of herbicide resistance from basic biochemical understanding of how plants develop resistance, through to practical management on-farm. Professor Powles has been the recipient of numerous international and national awards and in March 2012 was elected a Fellow of the Australian Academy of Science (external site).

Professor Brian Priestly: High-level expertise in toxicology of pesticides

Brian Priestly BPharm, PhD is a Professorial Fellow in the Department of Epidemiology & Preventive Medicine and Director of the Australian Centre for Human Health Risk Assessment (ACHHRA). Previously, Professor Priestly was Director of the Laboratories Branch in the Therapeutic Goods Administration and Scientific Director of the chemicals toxicology and chemicals risk management programs of the Commonwealth Health portfolio. Professor Priestly has served on the National Drugs & Poisons Scheduling Committee, chaired the Advisory Committee for Pesticides & Health, and has been active on several NHMRC technical committees and working groups over the past 20 years.

Professor Bernard Stewart: High-level expertise in carcinogenic substances and cancer epidemiology

Bernard Stewart MSc, PhD, FRACE, Dip Law from the University of New South Wales is an internationally recognised cancer expert and one of Australia’s leading experts on carcinogenic substances. He is also head of the South Eastern Sydney Illawarra Health cancer control program. Professor Stewart became better known to the public in connection with his recent work looking into a mysterious cluster of breast cancers among the female staff of an ABC broadcast site in Toowong.

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