2002
- Biology – Presented to Norma E. Bubier, Charles G.M. Paxton, Phil Bowers, and D. Charles Deeming of the United Kingdom, for their report "Courtship Behaviour of Ostriches Towards Humans Under Farming Conditions in Britain".
- Chemistry – Presented to Theodore Gray of Wolfram Research, in Champaign, Illinois, for gathering many elements of the periodic table, and assembling them into the form of a four-legged periodic table table.
- Economics – Presented to the executives, corporate directors, and auditors of Enron, Lernout & Hauspie (Belgium), Adelphia, Bank of Commerce and Credit International (Pakistan), Cendant, CMS Energy, Duke Energy, Dynegy, Gazprom (Russia), Global Crossing, HIH Insurance (Australia), Informix, Kmart, Maxwell Communications (UK), McKessonHBOC, Merrill Lynch, Merck, Peregrine Systems, Qwest Communications, Reliant Resources, Rent-Way, Rite Aid, Sunbeam, Tyco, Waste Management, WorldCom, Xerox, and Arthur Andersen, for adapting the mathematical concept of imaginary numbers for use in the business world. (All companies except for Arthur Andersen were forced to restate their financial reports due to false or incorrect accounting. Andersen was the accounting firm most identified with the scandals, having been indicted on criminal charges stemming from its actions as auditor of Enron. All companies are U.S.-based unless otherwise noted.)
- Hygiene – Presented to Eduardo Segura, from Tarragona, Catalonia (Spain), for inventing a washing machine for cats and dogs, bearing the commercial name of Lavakan de Aste,
- Interdisciplinary Research – Presented to Karl Kruszelnicki of The University of Sydney, Australia, for performing a comprehensive survey of human belly button fluff – who gets it, when, what color, and how much.
- Literature – Presented jointly to Vicki L. Silvers of the University of Nevada-Reno and David S. Kreiner of Central Missouri State University, for their colorful report "The Effects of Pre-Existing Inappropriate Highlighting on Reading Comprehension".
- Mathematics – Presented to K.P. Sreekumar and G. Nirmalan of Kerala Agricultural University, India, for their analytical report "Estimation of the Total Surface Area in Indian Elephants".
- Medicine – Presented to Chris McManus of University College London, for his excruciatingly balanced report, "Scrotal Asymmetry in Man and in Ancient Sculpture".
- Peace – Presented to Keita Sato, President of Takara Co., Dr. Matsumi Suzuki, President of Japan Acoustic Lab, and Dr. Norio Kogure, Executive Director, Kogure Veterinary Hospital, for promoting peace and harmony between the species by inventing Bow-Lingual, a computer-based automatic dog-to-human language translation device.
- Physics – Presented to Arnd Leike of the Ludwig Maximilian University of Munich, for demonstrating that beer froth obeys the mathematical law of exponential decay.
Read more about this topic: List Of Ig Nobel Prize Winners