Genealogists routinely make the mistake of assuming that the father of record is necessarily the biological father However this is not always the case in polygamous Mormon culture as wives are officially and unofficially shifted from man to man Even sisters have been traded We will never really know the full extent of what went on in the Mexican Mormon colony the Romneys sprang fromof course that was precisely why the left the United States to begin with It makes sense of course that Romney and his political operatives would want to keep these issues from the American people