Some people choose to walk alone. Others take part in group explorations led by bird experts.

VOA: special.2009.06.01

And when she was a very old lady, she led a demonstration to try to protect her little part of France on the Italian border from being exploited by tourism, more about that at the end, and with her tractor she led this demonstration.

等她老了的时候,她发起一个反对在她家那片,意大利边境上的法国领土上开发旅游业的游行,到最后还有其他别的,她开着拖拉机领导了这次游行

耶鲁公开课 - 1871年后的法国课程节选

I could see part of the trail that had led me here.

VOA: special.2010.07.10

Professor Nick Day, from the University of Cambridge, who led part of the UKCCS project, said the Bristol ideas were dubious.

BBC: Pylons safe, says 'definitive' research

The Natural Capital Project, a non-profit venture led in part by scientists from Stanford University, has changed that.

FORBES: Names You Need To Know In 2011: Natural Capital Project

This non-profit venture led in part by scientists from Stanford University has developed a software tool to help map out the value of natural resources.

FORBES: Help Us Crowd-Source Forbes Magazine: Names You Need to Know in 2011