Dave Hansford is a freelance writer, blogger, editor and photographer from New Zealand. He appears regularly in New Zealand Geographic magazine, where he also pens a science column, Life, and blogs regularly at www.nzgeo.com and www.radionz.co.nz/news. We spoke about his 2016 book Protecting Paradise, which investigated the debate, science, and political controversy around the use of the mammalian poison 1080 in New Zealand. We also spoke about the ambitious Predator Free 2050 plan in New Zealand that aims to remove a suite of introduced predators, using 1080 and other methods.