Across the world reports of measles were on the rise. It was one of the most contagious diseases around but for the longest time it was considered something of the past. With a measles vaccine introduced in the 1970s we had 93% immunity within children under the age of 2 in 2017. However rates had quadrupled in the first quarter of 2019 worldwide with America seeing its second highest rate in 25 years and Australia was beginning to feel the effects. So what could we do? We had Michael Wallach, Member of the Australian Research Council Network for Parasitology at UTS to discuss.