Unknown Pleasures

Sure, I was familiar with the graphic–and I’m not alone. Drop this image on someone’s desk and chances are they’ll reflexively blurt, “Joy Division.” The band’s 1979 Unknown Pleasures album cover leaned entirely on a small, mysterious data display, printed in white on black. No band name, album title, or other identifiers. An interesting move for a debut studio album.

Unknown Pleasures 1979 Vintage Men’s T-Shirt

*Radio Observations of the Pulse Profiles and Dispersion Measures of Twelve Pulsars,” by Harold D. Craft, Jr. September 1970.*

The cover image became an icon but remained mysterious. Even as knowledge spread about the band’s inspiration point–a preexisting pulsar data visualization (more on this below)–the true origin of that visualization continued to be a bit of a riddle. Somewhere along the way, I became obsessed with the narratives behind pulsar discovery and stacked plots, along with a growing desire to learn all that I could about the image and the research it was connected to.

What follows is an abridged story borne of that obsession, starting with a video screened at a data visualization conference and ending with an interview with Harold (Hal) Craft, the radio astronomer who created the plot from data collected at the Arecibo Radio Observatory.

In late 2012 I saw the Unknown Pleasures album cover in a new light. VISUALIZED conference attendees were treated to a screening of Data Visualization, Reinterpreted: The Story of Joy Division’s Unknown Pleasures Album (directed by Eric Klotz and Volkert Besseling)… read more >