Nothing challenges a new President's team more than its need to fill out the executive. The White House 2001 Project played a significant role in this aspect of the presidential transition. Its White House Interview Program provided useful information gleaned from the rarified ranks of White House personnel, and its Nomination Forms Online Program detailed for the first time the exact particulars of the inquiry process. Already well under way by the time the Bush team began planning in 1999, the White House 2001 Project provided the Bush staff with details about two of the five great transition challenges affecting personnel: scale and complexity.