Prof Steve Wratten Photo: supplied / Tony Stewart
Steve Wratten is Professor of Ecology with the Bio-Protection Research Centre based at Lincoln University.
He is the world leader in biological control of pests and is currently working on using ecological techniques to reduce the decline in populations of pollinators such as bees.
This includes looking at which plants provide the best food for them and why they prefer to drink dirty water.
He also wrote a gardening column for Stuff for many years.
Photo: Unsplash / Zee McHugh
