Jeffrey L. Marshall, Vice President of Resource Protection at Heritage Conservancy in Doylestown, PA has been involved in historic preservation for 30 years having been involved with the documenting, photographing and researching of over 10,000 old buildings. He is a recognized expert in southeastern Pennsylvania historic architecture. He has taught courses on local history and preservation at the Bucks County Community College. Mr. Marshall has been a presenter at the National Trust for Historic Preservation annual conference as well as numerous other state and regional conference. Marshall serves on the Board of Directors of the National Barn Alliance and Historic Barn and Farm Foundation of Pennsylvania. He is the co-author of the recently published Barns of Bucks County aswell as Farmhouses of Bucks County.  He has written other books on various aspects of Bucks County history and architecture.

In 2003 he was the recipient of inaugural “Bucks County Preservation Legacy Award” created in his honor for more than 20 years of leadership and dedication for the preservation of historic places and open spaces by the Bucks County Commissioners. He is also the recipient of Governor, Senate and Pennsylvania of Representatives commendations for career achievements in conservation and preservation.