Why Performance Measurement and Reporting Are CrucialES&G Data, Information, Knowledge, and InsightMajor ES&G Data Types and SourcesCreating Knowledge and Insight from Corporate and Industry ES&G InformationKey Needs and GapsSustainability Reporting: Extent of UseEvaluation of Current ES&G Reporting Practices, Limitations, and TrendsES&G Research and Analysis FirmsPotential ImprovementsEndnotes