| Prof | Simon | Conn | Flinders University | Australia | |
| Dr | Riccardo | Conti | University of Rome Tor Vergata | Italy | |
| Dr | Giselle | Cooke | University of Sydney | Australia | |
| Mr | Wagner | Costa | University of Campinas | Brazil | |
| Prof Dr | Maxime | CULOT | University of Artois | France | View Profile |
| Prof | Michele | D'Alto | Ospedali dei Colli | Italy | View Profile |
| Assoc Prof Dr | DERESSE | DAKA | HAWASSA UNIVERSITY | Ethiopia | |
| Mr | Teferi | Damto | Holeta Bee Research Center | Ethiopia | |
| Dr | Neeraj | Dangol | The University of Melbourne | Australia | View Profile |
| Mr | Abdelaziz | Darwiesh | Mathematics Department, Faculty of Science | Egypt | View Profile |
| Assoc Prof Dr | Gaurav | Datt | Monash University | Australia | |
| Mr | Paúl | Dávila | UIDE | Ecuador | View Profile |
| Dr | Elisa | de Melo Henriques | Griffith University | Australia | View Profile |
| Dr | Ahmed | Degnah | King Abdulaziz City for Science & Technology (KACST) | Saudi Arabia | View Profile |
| Dr | Buddha | Deka Boruah | University College London (UCL) | United Kingdom | View Profile |
| OUSMANE ABDERRAHMANE | DEME | NATIONAL COMPANY IN HYDRAULICS AND ENERGY | Mauritania | |
| Denis | Depes | Tampere University | Finland | View Profile |
| Ms | Erkinai | Derkenbaeva | Wageningen University and Research | Netherlands | |
| Assist Prof Dr | Abel | Desta | Ethiopian Police University | Ethiopia | |
| Dr | Basudha | Dewan | Poornima University Jaipur | India | |