“…My research forms part of a series of longitudinal studies (Hebinck, 2001;Hebinck & Mango, 2001;Hebinck & Mango, 2008;Hebinck et al, 2015;Kessel, 1998;Kimanthi & Hebinck, 2018;Mango, 1996;Mango, 1999Mango, , 2002Mango & Hebinck, 2004 initiated in 1996 in Sauri and Nyamninia sub-locations of Yala sub-county. These studies analysed the dynamics generated by a range of socio-technical interventions over a long period of time such as the Green Revolution, Agro-forestry and Zerograzing.…”