Algorithms are tools of divination. Like cowry shells, scapular bones, or spiders trapped under a pot, algorithms are marshaled to detect and relay invisible patterns; to bring to light a truth which is out there, but which cannot ordinarily be seen. At the outset, we imagine divination is a means to answer questions, whether in diagnosis of past events or for the prediction and guidance of future outcomes, choices or actions (Ascher 2002, 5). Yet, divination has an equally potent capacity to absorb the burdens of responsibility, to refigure accountability and, in so doing, to liberate certain paths of social action. (read more...)