Participants had to learn through experience that the transition structure of the ritual sequences was determined by whether the couple was from the North or South of an Island. (4/8)Participants had to learn through experience that the transition structure of the ritual sequences was determined by whether the couple was from the North or South of an Island. (4/8)

A key feature of the design is that it allowed us to separately measure, on a per-wedding basis, neural codes relating to the North/South schema, specific sequences (paths), the preceding ritual, and the current ritual. (5/8)A key feature of the design is that it allowed us to separately measure, on a per-wedding basis, neural codes relating to the North/South schema, specific sequences (paths), the preceding ritual, and the current ritual. (5/8)