2021 Outstanding Reviewer Award is for reviewing for Engineering Research Express. According to IOP, "Peer review forms the backbone of scholarly communication, and we really value and appreciate your support in helping IOP Publishing uphold the high scientific standards that we are known for.

Your commitment to scientific integrity deserves to be celebrated, therefore we are delighted to inform you that your valuable contributions have been recognised in the 2021 Outstanding Reviewer Awards. Congratulations!

Outstanding reviewers are selected by IOP Publishing’s Editors based on the quality, quantity and timeliness of their reviews. To further acknowledge your Outstanding Reviewer award please find attached a certificate. We have also added you to the list of winners on the IOP website, here is a link to the page."