Additional thanks are owed Lee Davis and Nicole Etchart for sharing cases from the NESsT portfolio,
and to Jed Emerson, who kindly agreed to write the foreword. Special recognition goes to Vincent
Dawans from Virtue Ventures for his contributions to sections on impact measurements and graphical
representations. Finally, much gratitude is due to Laura Brown, faithful editor, who willingly took this
paper in its original incarnation on her vacation.