Who puts together the slate of National Board Members?

The National Board Development Committee determines the slate that the National Council would vote on at a National Council Session.  The committee also presents a single slate of nominees for: a) the President; b) the Vice Presidents; c) the Secretary; d) the Treasurer; e) members-at-large of the National Board of Directors; and f) members of the National Board Development Committee.

Source:  Constitution/ARTICLE XII NATIONAL BOARD DEVELOPMENT COMMITTEE, NOMINATIONS, AND ELECTIONS/SINGLE SLATE OF NOMINEES/9.