That Ig Nobel Prize was awarded to Gordon Pennycook, James Allan Cheyne, Nathaniel Barr, Derek Koehler, and Jonathan Fugelsang for their scholarly study called “On the Reception and Detection of Pseudo-Profound Bullshit.” They published that study in the research journal Judgment and Decision Making (vol. 10, no. 6, November 2015, pp. 549–563).
BONUS: Spicer’s professorial colleague, David Sims, was awarded the 2008 Ig Nobel Literature Prize, for Sims’s study called “You Bastard: A Narrative Exploration of the Experience of Indignation within Organizations, That study was published in the research journal Organization Studies (vol. 26, no. 11, 2005, pp. 1625-40).