Tabla de Contenidos: “…Front matter -- Contents -- Introduction -- 1 Reminiscence and the Manipulation of Experience -- Part I: The Maasai Age System (1976-77) -- 2 The Natural Substructure of Age-set Systems and the Social Construction of Ageing among Maasai -- 3 Stratification and Social Mobility: Patterns of Inequality among Maasai and Hindus -- 4 Anger, Comradeship and Age-set Exogamy among Maasai: an Elaboration of Alliance Theory -- Part II: Samburu Ritual and Cosmology (1957-60, 1962) -- 5 Arenas of Dance among Samburu -- 6 Anxiety and the Interpretation of Ritual among Samburu -- 7 The Transfiguration of Samburu Religion -- Part III: Indigenous Democracy and Change Among the Chamus (1959, 1977) -- 8 The Evolution of Indigenous Knowledge among Chamus - or Global Diffusion? …”