Life cycle: (majority of the lecture revolves around the upper class) Most vulnerable period of an infant is the first few months; in which 20-30% of mortality rates within the first 3 years. Apprenticeship (6-10) -> journeyman (15-20s) -> master (mid 20s +) Because it"s a need to know basis, it"s similarly to tutoring. Your future was decided at an early age and hence your education was targeted towards one of these 4 major studies depending on your future goals. Beyond skills training, there was network building by having young adolescence living with other nobles to build that connection at an early age. Goes back to the middle ages and goes to the notions of the bonds that you build that bind people to you; supporting each others lives. At an age of where social welfare does not exist, these kinship groups exist as a similar version of social welfare and insurance.