Albert Einstein Albert Einstein was a renowned scientist of the 20th century . According to the First Doctor , there was " none more famous " . ( PROSE : " The Long Step Backward " ) Einstein was best known for devising his Theory of Relativity . ( TV : " Four to Doomsday " ) The Doctor called the theory " absurd " , and said he ' d " tr [ ied ] to explain the realities to poor old Albert , but he would insist that he knew best . " ( TV : " The Stones of Blood " ) Sherman thought that Einstein came close to the theory of time travel , but lost it with the " three rivers " theory . ( AUDIO : " The Way Forwards " ) History . In 1905 Albert Einstein came up with the mathematical scientific conclusion of E = MC² . ( TV : " The Lie of the Land " ) From 1911 to 1912 , Einstein held the position of professor of theoretical physics at Charles University in Prague . ( PROSE : " The Long Step Backward " ) The Fourth Doctor claimed to have met Einstein . ( TV : " The Stones of Blood " ) Einstein worked with other scientists at the Kaiser Wilhelm Institute in Berlin , Germany . However , by January 1933 , he had left Germany and travelled to the United States of America in response to the rise of Adolf Hitler and the Nazi s . ( AUDIO : " The Alchemists " ) In the 1940s , the Rani kidnapped Einstein and brought him to Lakertya so that his genius could be used to help create her time brain . Afterwards , the Seventh Doctor boarded him on his TARDIS in order to bring him back to his right time ; the curiosity of the scientist was aroused by the console room . ( TV : " Time and the Rani " ) The Eighth Doctor mentioned knowing Einstein . ( PROSE : " The Eye of the Tyger " ) The Eleventh Doctor once claimed to have attended a party at Frank Sinatra ' s hunting lodge with Einstein and Father Christmas . He produced a photograph of them as proof . ( TV : " A Christmas Carol " ) Other encounters between Einstein and the Eleventh Doctor included Einstein trying to steal the Doctor ' s TARDIS and having his toothbrush taken by the Doctor and " exterminated " by the Dalek s . Einstein also left his bicarbonated processing machine somewhere in the TARDIS . While working on a malfunctioning time machine of his own in 1945 , Einstein was accidentally brought onboard the TARDIS in an accident involving the TARDIS console and the Doctor ' s new fez ( which Einstein had been the original owner of ) along with his fez and a flask of experimental liquid which he hoped was bionic fusion liquid . Einstein was momentarily transformed into an Ood by his liquid , before being changed back and returned home by the Doctor ; the mishap had resulted in Einstein ' s hair standing on end , a look which the Doctor recommended he keep as " more sciencey " . ( TV : " Death Is the Only Answer " ) The Eleventh Doctor later said he liked Einstein , as he was a bow tie wearer . ( TV : " A Night with the Stars " ) Other references . In 1979 , Kerensky tried to quote Einstein to answer - back Count Scarlioni ' s requests . ( TV : " City of Death " ) Peri Brown said , " You don ' t need to be Albert Einstein to find the off switch " of the Master ' s control box , conveying she was able to . ( TV : " Planet of Fire " ) The Sixth Doctor used the alias " Albert Einstein " when meeting with Charles Darwin in the Galápagos Islands in 1835 . ( AUDIO : " Bloodtide " ) Plotting to destroy Earth ' s solar system in 1639 , the Eleven noted that , among others , Albert Einstein would never be born . ( AUDIO : " The Satanic Mill " ) Some compared the child prodigy , Nathan Goss , to Einstein , while others believed his potential exceeded Einstein . ( TV : " The Lost Boy " ) Luke Smith could spot flaws in Einstein ' s theory of relativity . ( PROSE : " The Lost Boy " ) When Mr Smith was about to self - destruct , Clyde Langer asked Luke Smith what would Einstein do . Rani Chandra reminded Clyde that Einstein " didn ' t have an alien computer in his room that turns into a bomb " . ( TV : " Prisoner of the Judoon " ) Criticizing the Ninth Doctor ' s clothing style , Jackie Tyler questioned if he ever showed up to meet Einstein " without a stitch on " , and wondered how Einstein would react . ( AUDIO : " Retail Therapy " ) In 2010 London , the Tenth Doctor discussed about Einstein ' s Theory with Spike and other boys whose brains were enhanced by the alien Brainy Crisps . ( PROSE : " Code of the Krillitanes " ) The Eleventh Doctor used Einstein as an example of great people who had dyslexia in order to encourage Elliot Northover to continue trying . ( TV : " The Hungry Earth " ) He mentioned Einstein as one of humanity ' s finest minds who had been drawn to Prague . ( COMIC : " The Broken Man " ) He once defined himself " a time traveler with an IQ as big as Einstein ' s quantum pants " . ( COMIC : " The One " ) After the Monks had taken over Earth they began altering people ' s memories so that it looked as if they had always been there . Amongst altered history was Einstein ' s conclusion of E = MC² to make it look like the Monks helped him . ( TV : " The Lie of the Land " ) Behind the scenes . Jim Norton played a holographic version of Einstein in " " .