Acknowledgment to Reviewers of Sensors in 2021.

Rigorous peer-reviews are the basis of high-quality academic publishing. Thanks to the contribution of our reviewers, in 2021, the median time to first decision was 16 days and the median time to publication was 40 days. Thanks to the great efforts of our reviewers, I Sensors i was able to maintain its standards for the high quality of its published papers. [Extracted from the article]