The 36th First Annual Ig Nobel Prize Ceremony 2026 in Zurich, Switzerland.
2009: PEACE PRIZE: Stephan Bolliger, Steffen Ross, Lars Oesterhelweg, Michael Thali and Beat Kneubuehl of the University of Bern, Switzerland, for determining — by experiment — whether it is better to be smashed over the head with a full bottle of beer or with an empty bottle.
REFERENCE: "Are Full or Empty Beer Bottles Sturdier and Does Their Fracture-Threshold Suffice to Break the Human Skull?" Stephan A. Bolliger, Steffen Ross, Lars Oesterhelweg, Michael J. Thali and Beat P. Kneubuehl, Journal of Forensic and Legal Medicine, vol. 16, no. 3, April 2009, pp. 138-42. DOI:10.1016/j.jflm.2008.07.013.
WHO ATTENDED THE CEREMONY: Stephan Bolliger

Source: https://improbable.com/ig/ig-pastwinners.html