"Auld Lang Syne," by the eighteenth century Scottish poet Robert Burns, is a song about friends and remembering times long ago.

VOA: special.2009.12.28

Most people give up those kinds of hobbies once they grow up, but not Robert Lang.

VOA: standard.2010.03.17

Some observers such as Dr. Robert Lang, an expert on urban affairs and planning at Virginia Tech University, say the gas crunch could be a turning point in perceptions of public transportation and how cities plan development.

CNN: U.S. cities scrambling to meet rising mass transit demands