[PAR] [TLE] Jill Biden [SEP] Jill Tracy Biden (née Jacobs , previously Stevenson; born June 3, 1951) is an American educator who is married to the 47th Vice President of the United States, Joe Biden.  She was the Second Lady of the United States from 2009 to 2017. [PAR] [TLE] Sheila Nix [SEP] Sheila Nix is an American political strategist, most recently serving as Chief of Staff to Jill Biden, the wife of Vice President Joe Biden since April, 2013.
[PAR] [TLE] Jill Biden [ SEP ] Jill Tracy Biden ( née Jacobs , previously Stevenson ; born June 3 , 1951 ) is an American educator who is married to the 47th Vice President of the United States , Joe Biden . She was the Second Lady of the United States from 2009 to 2017 . [PAR] [TLE] Sheila Nix [ SEP ] Sheila Nix is an American political strategist , most recently serving as Chief of Staff to Jill Biden , the wife of Vice President Joe Biden since April , 2013 .
Sheila Nix most recently served as Chief of Staff to an American educator who was born in what year?
Sheila Nix most recently served as Chief of Staff to an American educator who was born in what year ?
1951
1951