| Dr | Rubén | Pinares Huamaní | Universidad Nacional de San Antonio Abad del Cusco | Peru | |
| Dr | Ru Angelie | Edrada-Ebel | University of Strathclyde | United Kingdom | View Profile |
| Mr | Rotimi | Obateru | WASCAL, Federal University of Ibadan | Nigeria | View Profile |
| Prof | Rossella | Suriano | University of Messina | Italy | View Profile |
| Dr | Rosendo | Monroy-Loperena | ROMON | Mexico | View Profile |
| Prof | Rosalinda | Sorrentino | University of Salerno | Italy | |
| Dr | Rosa M | Garcinuño | UNED | Spain | View Profile |
| Roopesh Kumar | Sinha | CSIT DURG CHHATTISGARH INDIA | India | |
| Dr | Ronilson | Rocha | Federal University of Ouro Preto | Brazil | View Profile |
| Assoc Prof Dr | Ronghai | Hu | sity of Chinese Academy of Science | China | |
| Prof Dr | Ronald | Skitmore | Bond University | Australia | View Profile |
| Dr | Rohit | Lorenzo | VIT-AP University | India | |
| Prof Dr | Roger | Leblanc | University of Miami | United States | View Profile |
| Prof | Roberto | Pisano | Politecnico di Torino | Italy | |
| Dr | Roberta | Fusco | University of Messina | Italy | View Profile |
| Mr | Ritobroto | Chanda | University of Texas at Arlington | United States | |
| Ms | Rita Mwendia | Njeru | University of Szeged | Hungary | View Profile |
| Mrs | Rita | Prasetyowati | Universitas Negeri Yogyakarta | Indonesia | View Profile |
| Mr | RISHABH | ARORA | K.R. Mangalam University | India | |
| Dr | Riccardo | Conti | University of Rome Tor Vergata | Italy | |