Guest speaker John Sherwin shares a presentation featuring residential solar and home energy-saving methods during a “lunch and learn” held Tuesday, Oct. 23, 2018, for employees at NASA’s Kennedy Space Center in Florida. Sherwin is the director of the Photovoltaic System Certification and Testing Program at the Florida Solar Energy Center in Cocoa. The event was one of two held during October in conjunction with Energy Awareness Month, which aims to recognize the importance of energy management for our national prosperity, security and environmental sustainability.