ToL Scientific Contributors for Passerida

• Kevin Burns San Diego State University, San Diego, California, USA (Thraupidae)
• John Harshman (Neornithes)
• Irby Lovette Cornell University, Ithaca, New York, USA (Parulidae)

ToL Media Contributors for Passerida

• Ciro Albano
• Selen Ediger
• Scott V. Edwards Harvard University, Cambridge, Massachusetts, USA
• Ted Kropiewnicki Retired
• Scott Lanyon University of Minnesota, St. Paul, Minnesota, USA
• Manuel Mejia University of Exeter
• David P. Mindell California Academy of Sciences, San Francisco, California, USA
• Katja Schulz Smithsonian Institution, National Museum of Natural History, Washington, DC, USA
• Caleb Slemmons Colorado State University
• Chris Townsend
• Snezana Trifunovic Medical School in Pozarevac - Serbia
• Richard Walton

Other Passerida biologists and enthusiasts

• Timothy Devoogd Cornell University (Sylvioidea)
• Jon Moore Florida Atlantic University (Acantheae, Acanthopterygii, Acanthus Clade, Acari, African Ruellia, Agaricales, Agaricomycotina, Aleocharinae, Aliatypus, Anacardiaceae, Andalucia, Ankylosauria, Arcellinida, Architeuthis, Archon bostanchii, Archonias brassolis, Argonauta, Asellariales, Aspidogastrea, Asteroidea, Atlanta brunnea, Aulacidae, Berryteuthis magister nipponensis, Bolitaena pygmaea, Bolitoglossinae, Calisto, Callichthyidae, Cardiapoda, Cardiapoda richardi, Carinaria, Carinaria challengeri, Carinaria cithara, Carinaria cristata, Carinaria galea, Carinaria japonica, Carinaria lamarcki, Carinariidae, Caryophyllales, Cassieae sensu lato (pro parte), Chaetothyriales, Chiroptera, Chlorarachniophytes, Cicindis horni, Ciconiidae, Classicula, Clusiidae, Core Eudicots, Crenarchaeota, Cryptalyra, Cryptomycocolax, Cryptoteuthis brevibracchiata, Cystobasidiomycetes, Dacrymycetales, Delitschiaceae, Dimargaritales, Diptera, Discoteuthis sp. A, Diversisporales, Echinodermata, Echinophthiriidae, Entomophthorales , Eunica, Euphasmida, Euruellia clade, Fabaceae, Firoloida demarestia, Florideophyceae, Fuscocimex caecus, Gerrardina, Gesneriaceae, Glomerales, Gregarina, Gruiformes, Harpellales, Hemidactylium scutatum, Heteroteuthis dispar, Heteroteuthis sp. A, Hydracarina, Hydrophiloidea, Hymenochaetoid clade, Hyperotreti, Hysteriaceae, IRLC (Inverted Repeat-lacking clade), Ichthyostega, Icteridae, Iridoteuthis iris, Iridoteuthis sp. A, Isanopus, Justicieae, Kickxellales, Leiopelma, Leishmania, Lepidogalaxias salamandroides, Leptosomus discolor, Libythea cinyras, Libytheinae, Lophiiformes, Magnapinna atlantica, Marattiaceae, Mastigoteuthis, Mastigoteuthis type beta, Melanoclusia bivibrissa, Melanosporales, Microbotryomycetes, Microsporidia, Mixia osmundae, Mochokidae, Monoblepharidales , Morpho, Mortierellales, Mucorales, Mygalomorphae, Mysmenidae, Neocallimastigales, Neornithes, Notholaena aureolina clade, Notonykia nesisi, Nymphalini, Odonata, Ommastrephidae, Ommastrephinae, Opisthoteuthis, Opisthoteuthis borealis, Osteoglossomorpha, Osteostraci, Oxygyrus keraudreni, Palaeognathae, Paraglomus, Parnassiinae, Passeriformes, Pelecaniformes, Percomorpha, Pipunculidae, Plasmodium, Polypodiales, Prodoxidae, Prokinetoplastina, Psocidae, Psocomorpha, Pteridaceae, Pterosoma planum, Pterotrachea, Pterotrachea coronata, Pterotracheoidea, Ptiliidae, Ptycta, Ptycta johnsoni, Pucciniomycetes, Rhinophrynus dorsalis, Rhizophydiales, Rhodomelaceae, Ruellia harveyana clade, Ruellia humilis clade, Ruellia inflata clade, Ruellia inundata clade, Ruellia jaliscana clade, Ruellia s. l., Salticidae, Samydaceae, Scyphostegia borneensis, Seymouriamorpha, Somasteroidea, Sordariomycetes, Speculum speculum, Spelerpinae, Spermophilopsis, Sporormiaceae, Stephanidae, Stephanopogon, Stephanopogon apogon, Stephanopogon minuta, Stoloteuthis leucoptera, Stratiomyidae, Synaphridae, Tetragnathidae, Tetraodontiformes, Theridiidae, Thunbergioideae, Tremellomycetes, Troctomorpha, Trogiomorpha, Trogonidae, Trypanosoma, Trypanosomatina, Verrucariaceae, Western Palearctic water frogs, Xerini, Zoopagales, Zygomycota, cheilanthoids, core Caryophyllales, core Notholaena, old Hyperoartia, supergenus Batrachoseps)
• Add my name to the list