Professor Penfield is a professor of supply chain practice whose research focuses on green supply chain, manufacturing, warehousing, 21st century supply chain management, purchasing, strategic sourcing and negotiations and Six Sigma. He also serves as the director of the executive education program at the Whitman School. Prior to entering academia, he was the vice president of operations for a local manufacturing company and has more than 15 years of experience in supply chain management, working with Johnson & Johnson, Philips Electronics, and The Raymond/Toyota Corporation.
During the pandemic, reporters from national and international news organizations have found Prof. Penfield to be a trusted source for information pertaining to supply chain issues impacting every aspect of daily life. Prof. Penfield has appeared on ABC, CBS, NBC, and has been quoted by numerous news outlets and agencies.