The Clay Mathematics Institute (CMI) announced that Dr. Grigoriy Perelman (pictured) of St. Petersburg, Russia, is the recipient of the Millennium Prize for resolution of the Poincaré conjecture. The citation for the award reads: The Clay Mathematics Institute hereby awards the Millennium Prize for resolution of the Poincaré conjecture to Grigoriy Perelman. Grigori Perelman - is a Russian mathematician who won the world`s highest honor in the field for work toward solving one of history`s toughest math problems but he refused to accept the award -- a stunning renunciation of accolades from the top minds in his field. Pictured: reproduction of Grigoriy Perelman`s photo taken from his personal CV of contributor for Mathematics Institute of St.Petersburg.