Analysis of everyone who had attended training sessions showed that, of government staff, 7.7 and 0% respectively continued ecological and PRA activities 2 years after training. However, of local villagers who were trained, 76.2% and 60% respectively, kept it up!
Thibault, M., & Blaney, S. (2001). Sustainable human resources in a protected area in southwestern Gabon. Conservation Biology. https://doi.org/10.1046/j.1523-1739.2001.015002591.x