Content from Markku Report Field Aging Behavior of Long Rods Analyzed According to Cigré TB 306 Report Comparing the Sustainability and Energy Consumption of Glass, Porcelain, and Composite High Voltage Grid Insulators Contributors Ian Grant Planning Coordinator, Tennessee Valley Authority Thomas Zembsch Sales Director, LAPP Insulators Patrick T. Maloney Chief Engineer, PPC Insulators Amith Karanth Application Engineer, PPC Insulators Eduardo Hilsdorf Sales Director LATAM, PPC Santana Christoph Purucker Global Head of Technical Product Design, LAPP Insulators Tim Van Remmen Engineering Manager, LAPP Insulators