The algorithm behind Clone Digger has been developed by Peter Bulychev from Lomonosov Moscow State Univeristy and Marius Minea from Politehnica University of Timisoara. Peter Bulychev also developed the initial version of the tool and created this website, you can reach him at:
Other people who contributed
Anatoly Zapadinsky worked on the project during Google Summer of Code 2008. Other people who proposed patches and solutions: Marian Neagul, Tarek Ziade, Jeroen Vloothuis, Stani Michiels, Arek Korbik, zpcspm, Haoyu Bai, Pavol Zibrita.