Existential Threats and Zero and Non-Zero Sum 'Games'

Just to say that the front of this business card represents the many zero-sum wars that we have fought against each other over the millennia, whilst the back is about our existential fight together against climate change and biodiversity loss…       I hope you like it; and please feel free to do with it what you will – as long as it’s not for commercial purposes…       Yours with best wishes, James