Irwin RichmanIrwin Richman has written many books on Pennsylvania German culture and is a Pennsylvania Humanities Council Speaker. He earned an Ph. D. in American History at the University of Pennsylvania and a Certificate in Ornamental Plants from Longwood Gardes, where he subsequently taught. After retiring as Professor of American Studies at Pennsylvania State Universitys Harrisburg campus, he served as Director of the Heirloom Seed Project at the Landis Valley Museum in Lancaster. Here he combines his love of history with his passion for gardening. Read More Read Less