Though digital media have unquestionably affected the features and functions of modern encyclopedias, such works also continue to be shaped by factors thoroughly conventional by the end of the historical Enlightenment. As William Smellie, editor of the first Encyclopedia Britannica (1768-71) wrote, "utility ought to be the principal intention of every publication. Wherever this intention does not plainly appear, neither the books nor their authors have the smallest claim to the approbation of mankind." The "instructional designers" and "user-experience specialists" of the online Britannica are the inheritors of all those au-thors and editors who before and after Smellie's time devised different plans and methods intended to maximize the uti...