From helping to protect Yosemite and millions of acres of wilderness to the more recent work of building powerful alliances with labor and impacted communities, Sierra Club volunteers and staff have played a pivotal role in many of the most important environmental victories over the past century.

FORBES: Powerful First Impressions: Michael Brune's Day One at The Sierra Club

An important exception is the Treasury's role in foreign policy, where Mr Summers has already played a pivotal role as deputy secretary and before that as undersecretary for international affairs.

ECONOMIST: Larry Summers��s little prize