The passport photo backdrop

Pharmacies and copy shops keep one folded behind the photo counter, a rectangle of blue or grey with no pattern, no texture, nothing a facial recognition algorithm might mistake for a shadow across a cheek. It is unrolled only when someone needs a passport photo, taped or clipped to a wall at a height calibrated to an average adult, and put away again the moment the flash goes off. The color exists by regulation: a plain background between roughly light grey and light blue, chosen specifically to contain no information at all, to disappear behind whatever face is placed in front of it. Thousands of faces pass across the same few square feet of fabric or vinyl each year, first passports, renewals, visa applications, a toddler held upright by a parent just out of frame, a grandmother traveling for the first time in a decade. None of them remember the backdrop afterward. All of them remember, faintly, standing very still and being told not to smile. The backdrop asks for stillness and neutrality and gets both, reliably, from strangers who arrived that morning as themselves and left, on file, as a photograph indistinguishable in composition from every other photograph taken against the same blue. It has held more human faces, briefly and without exception, than almost anything else people are asked to stand in front of, and has kept none of them.

H. G. Plimsoll