Further information on how the Board engages with our key stakeholders, along with details of the topics and issues on which we engage them, and the outcomes and actions of the engagement activities are set out in our Section 2020 Annual Report and Financial Statements. 2021 materiality assessment To ensure that we produce sustainability reports in accordance with best practice, we engage with our stakeholders to ensure that we manage and report on the ESG issues that matter most to them and our business.