Assistant Curator, then Curator of the ANS from 1909 to 1912, Brett also served as honorary Associate Curator of Ancient Coins from 1923 to 1955 and Chair of the ANS Publication Committee from 1923 to 1946.
Norweb served on the Council from 1978 until his death in 1995 and as President of such from 1990 to 1994. Norweb's tenure on the Council included work as the co-chair of the Society's first annual giving campaign in the late 1980s and the Council's governance and long-range planning committees in the 1990s.