![](https://websites.umass.edu/baskin/files/2023/11/celeryfig.jpg)
Good polarization
We live in polarized times: the word polarization is starting to stand in for all that ails us. But today I can write about polarization that is happy, or at least useful (Fig. 1). One day the week before last, I left the lab, walked along the towpath beside the canal until reaching a Sainsbury’s supermarket. I […]