Author Peter Bebergal ("Strange Frequencies: The Extraordinary Story of the Technological Quest for the Supernatural") will take you on a journey through the attempts scientists and artists have made to imagine and communicate with the otherworldly using various technologies, including cameras and radiowaves. Peter will also discuss how be built his own ghostly gadgets in an attempt to reach the other side, following the path of famous inventors, engineers, seekers, and seers who have tried to answer life's ultimate mysteries. Peter, who writes widely on the speculative and slightly fringe, has published four books. Q&A and book selling/signing to follow. Sponsored by the Friends of the Library. This presentation is suitable for both adults and teens.