Sean White teaches customized solar PV courses for NABCEP credit globally. He is a NABCEP Associate Provider and a NABCEP Registered Continuing Education provider. Sean has authored nine solar PV and energy storage books and is always working on more. He teaches courses for various entities. Sean teaches NEC workshops at SPI and Intersolar. Sean was the 2014 IREC Trainer of the year and the SNEC Online Trainer of the Decade in 2020.Bill Brooks PE, has 35 years of experience designing, installing, and evaluating grid-connected PV systems. More than 15,000 installers and inspectors have attended his courses throughout the US and abroad. His field troubleshooting skills have been valuable in determining where problems occur and where training should be focused to avoid them. He is actively involved in the developments of PV codes and standards in the US and internationally.