“Is Data Singular or Plural?” I googled as I sat down to write this post. In my dissertation on the Quantified Self movement and the types of subjects produced by the collection of personal data, I had all but taken for granted that the word ‘data’ has become a singular noun. “Data is” announce countless articles and industry conference sessions putting forth definitions of personal data as a shadow or footprint, digital double or virtual copy. My advisor patiently suggested that I check my grammar. Turns out my mistake, at least, was not singular. Derived from the Latin dare, meaning “the givens,” grammar and history instruct us that ‘data’ is the plural form of the singular ‘datum.’ Alexander Galloway has helpfully noted that the word’s original plural sense can still be read in the French translation of data as “les données.” In recent years, however, the proper usage of the word has become a topic of some debate as data has been increasingly employed as a singular noun. What can this shift towards the singularity of data tell us of the operation of personal data in popular thought? (read more...)