It's very rare to have rehearsal time on a television show: You get scripts, you show up, and you do it.
As bad as we are at remembering names and phone numbers and word-for-word instructions from our colleagues, we have really exceptional visual and spatial memories.
Usually, those persons closest to the incoming President will be the main leaders of the Transition effort. They are most familiar with his policies and practices, and are able to interpret his wishes regarding the structure and staffing of the new Administration.

