[patzerhacker]

>is it a historical account, therefore use their name/gender at the time of the event, or a retrospective where their name/current gender overrides that historical fact?

It seems to be that the current 'style' for this is to use their name as of now. See the reporting about Chelsea Manning.

[henderson101]

Maybe, but it doesn't make the alternative any less "correct". Also, "Dan" is a diminutive of both possible names, so I guess they went for the middle?