Accounting for age-dependent patterns of knowledge transmission is critical for understanding cultural evolution in age-structured populations. Cultural evolution theory predicts which social learning biases we expect people to use, but much less often when—during a person’s life cycle— different social learning biases will be used. By measuring knowledge and skill
Africa’s dry forests key to food security Dry forests are particularly susceptible to climate change, yet they are also the main food supply for around 30 countries in Africa. The Center for International Forestry Research and its partners are wo…
High up in the mountains or at the margins of the desert — these are just some of the harsh conditions where people are successfully interacting with nature, finding innovative ways to manage landscapes to grow food. In this short video, Bioversi…
