Text and Data Mining valid from 2017-02-07
Received: 24 February 2016
Accepted: 12 December 2016
First Online: 7 February 2017
: The authors declare competing financial interests: authors affiliated with AncestryDNA may have equity in Ancestry; T.R. and S.S. were summer interns at Ancestry when they contributed to this work; E.B. received consultant fees from Ancestry; and a provisional patent application has been filed relating to this work (Application #15/168,011).