52 52 3 52 Chinese Edition Dominic OBrien is a British mnemonist and an author of memory related books He is the eight time World Memory Champion. He began developing his mnemonic techniques in 1987 when he saw Creighton Carvello memorize a pack of 52 playing cards in less than three minutes on the BBC television programme Record Breakers In order to memorize numbers OBrien developed the mnemonic Dominic system which is similar to the Major System He gives lectures O Brien developed the mnemonic Dominic system which is similar to the Major System He gives lectures and has been seen on television programmes such as The Human Body. Dominic O Brien had an entry in the Guinness Book of Records for his 1 May 2002 feat of committing to memory a random sequence of 2808 playing cards 54 packs after looking at each card only once He was able to correctly recite their order making only eight errors four of which he immediately corrected when told he was wrong site_link 
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And has been seen on television programmes such as The Human Body