| Author | Popularity |
| Guerrero, Elena |
24 |
| Gili, Josep Maria |
12 |
| Sabatés, Ana |
10 |
| Fuentes, Veronica |
5 |
| European Commission |
4 |
| Raya, Vanesa |
4 |
| Abelló, Pere |
3 |
| Santos-Bethencourt, Ricardo |
3 |
| Calbet, Albert |
2 |
| Canepa, Antonio |
2 |
| Kienberger, Karen |
2 |
| Lombarte, Antoni |
2 |
| Mapstone, Gill |
2 |
| Navarro, Gabriel |
2 |
| Pascual, María |
2 |
| Prieto, Laura |
2 |
| Ramón, Montserrat |
2 |
| Villaescusa, A. |
2 |
| Villanueva, Roger |
2 |
| Acuña Fernández, José Luis |
1 |
