By learning to wield political power, Greens could fill the void at the heart of British politics | Adam Ramsay

The Green party leadership election – by far the highest-profile in the party’s history – has largely been seen through the traditional lens of left and centre. On the one hand is Zack Polanski, the deputy leader and London assembly member whose insurgent campaign has attracted a surge of former Corbynites to the party. He’s seen as the left candidate. The incumbent, Adrian Ramsay (no relation to me), and his new running-mate, Ellie Chowns – both rural MPs – have been described as eco-centrists.

While there is some truth to that, it’s not quite so simple: after all, Ramsay and Chowns, like Polanski, have called for a wealth tax and renationalisations, and have denounced Israeli genocide in Gaza. This is hardly Starmerite centrism. To think about the real distinction, it…