David writes, “My tattoos each mark–although in rather oblique and coded ways–life events, or at least transitions that are important to me (several are a rebus for my 1999 dissertation in post-structuralist political philosophy). This 10th tattoo, of Hemoglobin A, perhaps requires less decoding than many. Over the last couple years, I have had the opportunity to work with some amazing people, on the computer science side of things, who have built the world’s fastest supercomputer–called Anton, after so-called ‘father of microbiology’ Antonie van Leeuwenhoek–which is highly specialized for computing molecular dynamics. As a gesture to this opportunity, I commemorate it with a molecular rendering (of the PDB chemical 2W6V, using VMD and the NewCartoon rendering style) of