| Alicia Eva | López-Martínez | Universidad de Málaga | Spain | Psychology | Personalidad, Evaluación y Tratamiento Psicológico | |
| Alice | Di Donna | Université Grenoble Alpes | France | Engineering | Geotechnical engineering | worldtopscientists.com |
| Aliasghar | Shokri | Alzahra University | Iran | Physics and Astronomy | Solar cell | worldtopscientists.com |
| Ali Reza | ALAEI | Southern Cross University | Australia | Computer Science | Artificial Intelligence/Natural language Processing/Tourism and hospitality | worldtopscientists.com |
| Ali Asghar | Chitband | Lorestan University | Iran | Agricultural and Biological Sciences | Dosr-response & Binary Mixyure (Isobole) of Pesticides | |
| Ali | Taherifar | Yasouj university | Iran | Mathematics | Topology, algebra | worldtopscientists.com |
| Ali | Sadeghianjahromi | University of Warwick | United Kingdom | Engineering | Mechanical Engineering-thermal management | worldtopscientists.com |
| Ali | Kuhestani | Qom University of Technology | Iran | Computer Science | Communication | worldtopscientists.com |
| Ali | Sabir | Selcuk University | Turkey | Agricultural and Biological Sciences | Horticulture | worldtopscientists.com |
| Alfredo | Dias | Universidade de Coimbra | Portugal | Engineering | Construção Sustentável | worldtopscientists.com |
| Alfons | Penzkofer | Universität Regensburg | Germany | Physics and Astronomy | Optical Spectroscopy | worldtopscientists.com |
| Alexsandra Duarte de | Oliveira | Embrapa Cerrados | Brazil | Agricultural and Biological Sciences | Agrometeorologia/mudanças climáticas | |
| Alexis | Quintana Isasi Timmermans | University of Alicante | Spain | Physics and Astronomy | Astrophysics | worldtopscientists.com |
| Alexandrina | Nan | National Institute for R&D of Isotopic and Molecular Technologies, Cluj-Napoca | Romania | Materials Science | Polymer Science | worldtopscientists.com |
| Alexandre | Duarte | FCSH/UNL | Portugal | Social Sciences | Strategic Communication | worldtopscientists.com |
| Alexandr | Karpachev | Pushkov Institute of Terrestrial Magnetism | Russia | Physics and Astronomy | Physics Faculty | worldtopscientists.com |
| Alexander | Karimov | National Research Nuclear University MEPhI | Russia | Physics and Astronomy | Plasma Physics | worldtopscientists.com |
| Alexander | Kirichenko | Allegheny General Hospital | United States | Health Professions | Radiation Oncology | worldtopscientists.com |
| Alex | Mirugwe | Makerere University, School of Public Health | Uganda | Computer Science | Health Modelling | worldtopscientists.com |
| Albrecht | Classen | University of Arizona | United States | Arts and Humanities | German Studies | worldtopscientists.com |