VIRUSES: Why do we need them?

We all know by now what a bad virus can do. But were you aware that without viruses there would be no life on earth. Say hello to the Good Viruses. Guests: Paul Turner Evolutionary Biologist at Yale University Marilyn Roossinck Virus Ecologist at Penn State University John Bell Senior Scientist at Ottawa Hospital Research Institute Roundtable is a discussion program with an edge. Broadcast out of London and presented by David Foster, it's about bringing people to the table, listening to every opinion, and analysing every point of view. From fierce debate to reflective thinking, Roundtable discussions offer a different perspective on the issues that matter to you. Watch it every weekday at 15:30 GMT on TRT World. #Viruses #Goodviruses