“A region in spacetime beyond which events cannot affect an outside observer.” Event Horizon is a column by EW’s Stuart Wood, taking a look at the events industry from a newcomer’s perspective. In this third instalment, he locks horns with Veganuary, and wonders if sustainability is getting trend-ified.   2019 has arrived, and with the advent of the new year comes the time for many of us to slow down and reassess our priorities....