We wish to acknowledge the individuals who have completed reviews for the journal over the course of 2021. Your thoughtful comments and insights are tremendously helpful, highly appreciated, and imperative for excellence in the field of neurogenetics. We are also grateful for your cooperation in returning reviews in a timely manner. Please find the guidelines for reviewing articles on the Neurology: Genetics website at ng.neurology.org/. This page provides information on expectations of reviewers regarding confidentiality, timeliness, and reviewer conflicts of interest; it also provides instructions for formatting the comments to editors and authors to enable the most effective communication with authors.