| Author | Popularity |
| Haug, Line Småstuen |
6 |
| Barregård, Lars |
3 |
| Bignami, Margherita |
3 |
| Bodin, Laurent |
3 |
| Ceccatelli, Sandra |
3 |
| Halldorsson, Thorhallur Ingi |
3 |
| Hogstrand, Christer |
3 |
| Johansson, Niklas |
3 |
| Knutsen, Helle Katrine |
3 |
| Mackay, Karen |
3 |
| Nebbia, Carlo Stefano |
3 |
| Petersen, Annette |
3 |
| Rose, Martin |
3 |
| Schwerdtle, Tanja |
3 |
| Vleminckx, Christiane |
3 |
| Vollmer, Günter |
3 |
| Wallace, Heather |
3 |
| Chipman, James Kevin |
2 |
| Cravedi, Jean-Pierre |
2 |
| Grasl-Kraupp, Bettina |
2 |
