Author Noreena Hertz says when it comes to loneliness, the ‘crisis’ existed well before we had digital technology and social media. Hear from Noreena and the rest of our panel: GP and City of Sydney Councillor Dr. Kerryn Phelps, former events coordinator Hamish Reid, advocate of the Reef and its Peoples Duane Fraser, and National Chairman of CEDA Diane Smith-Gander.