Every four years, as the snow flies, politicians who would be President come storming into caucuses, with reporters in their wake. And it can be hard work. Covering nominating conventions entailed four long concentrated days.
Unless similarly solid historical evidence emerges in the form of records or on the record eyewitness accounts, it will be very difficult, if not impossible, for anybody to credibly challenge the veracity of Dr. Carson's biography.
A number of readers have written asking if I would explain how the reader should deal with information the reader has received that the reader wants to share with the outside world but is prohibited from doing so for a variety of reasons.