Photographs of the prominent entomologist, whose names have been chosen multiple times to name species of Microgastrinae (Hymenoptera, Braconidae) A Cornelis (Kees) van Achterberg (Courtesy of Naturalis Biodiversity Center, Leiden, Netherlands) B Lubomír Masner (Credit: Carolyn Trietsch) C William Richardson Miles Mason (Courtesy of Canadian National Collection of Insects, Arachnids and Nematodes (CNC) of Agriculture and Agri-Food Canada, Ottawa) D Thekke Curuppathe Narendran (Courtesy of Indian Academy of Sciences, Bengaluru) E Gilbert Edward James Nixon (based on an edited photo from Huddleston 1988) F Vladimir Ivanovich Tobias (based on an edited photo from Belokobylskij and Sharkey 2011).