<Dl> <Dd> For the UK series of the same name, see Who Do You Think You Are? (UK TV series). </Dd> </Dl> <Dd> For the UK series of the same name, see Who Do You Think You Are? (UK TV series). </Dd> <P> Who Do You Think You Are? is an American genealogy documentary series that is an adaptation of the British BBC series of the same name . In each episode, a different celebrity goes on a journey to trace parts of his or her family tree . The show premiered on NBC on March 5, 2010, as one of the replacement shows of The Jay Leno Show . It ran on NBC for three seasons before being cancelled in 2012; it was then picked up by TLC, where it has aired for six additional seasons . </P> <P> Lisa Kudrow is an executive producer for the series, which is a partnership between Shed Media, NBC Entertainment and Ancestry.com . </P>

Who do you think you are american tv series
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