Dear Colleagues,

We are pleased to announce the winners of the Entropy 2021 Outstanding Reviewer Award. The Entropy Editorial Board and Editorial Team would like to gratefully acknowledge the time and energy dedicated by reviewers in checking manuscripts submitted to Entropy. It is due to their efforts that the high quality of the journal and quick turnaround are maintained.

Dr. Jim W. Kay
School of Mathematics and Statistics, University of Glasgow, Glasgow G12 8QQ, UK.
Research Interests: probability; mathematical statistics; statistical inference and modeling; computational statistical inference; Bayesian modeling; discrete information theory; partial information decomposition; machine learning.

Dr. Christophe Chesneau
Department of Mathematics, University of Caen, 14000 Caen, France.
Research Interests: mathematical statistics; statistical analysis; statistical inference; regression analysis; linear regression; mathematical modeling; general mathematics.

Dr. Esteban Tlelo-Cuautle
Instituto Nacional de Astrofísica, Óptica y Electrónica (INAOE), Puebla 72840, México.
Research Interests: signals; systems; optimization; neural networks; chaos; electronics.

Prof. Dr. Dennis Dieks
Freudenthal Instituut History and Philosophy of Science, Utrecht University, 3584 CC Utrecht, Netherlands.
Research Interests: conceptual/philosophical foundations of quantum theory; space and time; philosophy of science.

Dr. Claudio Cremaschini
Research Center for Theoretical Physics and Astrophysics, Institute of Physics, Silesian University in Opava, Bezrucovo nám.13, CZ-74601 Opava, Czech Republic.
Research Interests: plasma physics; kinetic theory; statistical physics; general relativity; quantum gravity; variational principles; quantum mechanics.