In recent years, and whether we realize it or not, biometric technologies such as face and iris recognition have crept into every facet of our lives. These technologies link people who would otherwise have public anonymity to detailed profiles of information about them, kept by everything from security companies to financial institutions. They are used to screen CCTV camera footage, for keyless entry in apartment buildings, and even in contactless banking. And now, increasingly, algorithms designed to recognize us are being used in border control. Canada has been researching and piloting facial recognition at our borders for a few years, but at least based on publicly available information we haven’t yet implemented it on as large a scale as the US has. Examining how these technologies are being used and how quickly they are proliferating at the southern US border is perhaps our best way of getting a glimpse of what may be in our own future especially given that any American adopti