J Gregory PirmannJ. Gregory Pirmann worked at Pennhurst from 1969 to 1986, part of a 38-year career in the field. He is one of the founders of the Pennhurst Memorial & Preservation Alliance (PM&PA). The archival images in this book primarily come from reports sent tothe legislature by the board of trustees in the first 20 years of Pennhurst's existence. Others have been gathered from a variety of sources, collected over the years by the author. Read More Read Less