- 2016 - L Belton, University of Pretoria (South Africa): Anthropogenic influences on spotted hyaenas in a protected area, the Kruger National Park
- 2016 - Mario León, University of Murcia (Spain)
- 2002 - Iñigo Zuberogoitia, University of País Vasco (Spain)
- 2008 - Ana M. García, University of Valencia (Spain)
- 2012 - Rikke Anker Jensens, University of Copenhagen (Denmark)