Yefim Gordon is an aviation journalist and photographer who has been researching Soviet/Russian aviation history for more than 40 years. He has authored and coauthored more than 120 books on the subject and published hundreds of features and photographs in Russian and foreign aviation magazines. Dmitriy Komissarov is a translator and journalist whose work has been associated with aviation since 1993. He has translated or authored/coauthored more than 70 books on Soviet/Russian aircraft and written numerous features for Russian and foreign aviation magazines.