Greve) of Australia, first lady of Breatharianism, for her book Living on Light, () which explains that although some people do eat food, they don't ever really need to. Medicine – Presented to Willibrord Weijmar Schultz, Pek van Andel, and Eduard Mooyaart of Groningen, the Netherlands, and Ida Sabelis of Amsterdam, for their illuminating report "Magnetic Resonance Imaging of Male and Female Genitals During Coitus and Female Sexual Arousal." Peace – Presented to The Royal Navy, for ordering its sailors to stop using live cannon shells, and to instead just shout "Bang!" Physics – Presented to Andre Geim of the University of Nijmegen, the Netherlands, and Michael Berry of Bristol University, England, for using magnets to levitate a frog. Geim later shared the 2010 Nobel Prize in physics for his research on graphene, the first time anyone has been awarded both the Ig Nobel and (real) Nobel Prizes. And by 2022 their magnetic levitation of a frog was reportedly part of the inspiration for China's lunar gravity research facility. Psychology – Presented to David Dunning of Cornell University and Justin Kruger of the University of Illinois, for their modest report, "Unskilled and Unaware of It: How Difficulties in Recognizing One's Own Incompetence Lead to Inflated Self-Assessments". Public Health – Presented to Jonathan Wyatt, Gordon McNaughton, and William Tullett of Glasgow, for their alarming report, "The Collapse of Toilets in Glasgow". 2001 The ceremony took place on 4 October 2001. Astrophysics – Presented to Jack Van Impe and Rexella Van Impe of Jack Van Impe Ministries, Rochester Hills, Michigan, for their discovery that black holes fulfill all the technical requirements for the location of Hell. Biology – Presented to Buck Weimer of Pueblo, Colorado for inventing Under-Ease, airtight underwear with a replaceable charcoal filter that removes bad-smelling gases before they escape. Economics – Presented to Joel Slemrod, of the University of Michigan Business School, and Wojciech Kopczuk, of the University of British Columbia, for their conclusion that people find a way to postpone their deaths if that would qualify them for a lower rate on the inheritance tax. Literature – Presented to John Richards of Boston, England, founder of the Apostrophe Protection Society, for his efforts to protect, promote, and defend the differences between the plural and the possessive. Medicine – Presented to Peter Barss of McGill University, Canada, for his impactful medical report "Injuries Due to Falling Coconuts". Peace –