Theme Issue in Memory to Professor Jiro Tsuji (1927–2022).

This document discusses the importance of catalysis in chemical production and highlights the extensive research conducted in this field. It covers various aspects of catalysis, including different research fields, specific catalysts, countries, companies, and collaborations. The document also pays tribute to Professor Jiro Tsuji, a renowned scientist in the field of organic chemistry and catalysis, who made significant contributions to the development and application of transition metal-catalyzed reactions. The special issue of Catalysts is dedicated to Professor Tsuji and includes papers on various topics related to catalysis, including green methods, photocatalysis, and electrochemistry. The document concludes by acknowledging the valuable contributions of the authors and expressing gratitude to the editorial team. [Extracted from the article]