Rod Mackler is an active volunteer in the C&O Canal National Historical Park. He was appointed to the Park’s federal advisory commission in July 2019. He has served as first vice president and chair of the environmental committee of the C&O Canal Association. A retired Foreign Service Officer, he brings an international perspective to the canal. He has attended eleven World Canals Conferences on three continents. Finally, he enjoys the opportunity to share his love of the canal with others, including giving presentations and writing articles for several canal journals.