Cross-Species affective neuroscience decoding of the primal affective experiences of humans and related animals
J. Panksepp
· 2011
★ NIFPlay Rating: 9
Rating Scale
10 Rigorous play-specific science
6–9 General biological science
5 Sound play research (uncontrolled)
1–4 Less rigorous / indirect
0 Indirect but high value
Panksepp's comparative framework for understanding primary emotional experiences across species, using the PLAY system as one of seven core emotional tools shared by mammals.