Nominations can be made by one person on behalf of another, or by the individual themselves. Either way is perfectly acceptable.
The nominating process focuses less on individual's skills and accomplishments (ok, a little bit on this) and more on how the gifts of the individual fit the needs of the Network at that specific time.
July 22, 2019; Nominations Open
September 10, 2019: Nominations Close; Nominating Committee begins its work
September 29 - October 1, 2019; Nominating Committee presents its slate of final nominees to the Board for approval or to return to the committee for more work.
Week of October 1, 2019: Nominees are notified
January 30-31, 2020: Selected nominees attend board meeting as non-voting member
February 3, 2020: Selected nominees new term begins.