This book consists of the following papers: introduction (Bantilan, M.C.S.; Deb, U.K.; Gowda, C.L.L.; Reddy, B.V.S.; Obilana, A.B.; Evenson, R.E.); 2. Global sorghum production scenario (Deb, U.K.; Bantilan, M.C.S.; Roy, A.D.; Rao, P.P.); sorghum genetics enhancement process; conservation, utilization and distribution of sorghum germplasm (Rao, N.K.; Bramel, P.J.; Reddy, V.G.; Deb, U.K.); global sorghum genetic enhancement processes at ICRISAT (Reddy, B.V.S.; Rao, P.; Deb, U.K.; Stenhouse, J.W.; Ramaiah, B.; Ortiz, R.); sorghum breeding research in Africa (Obilana, A.B.); A research and network strategy for sustainable sorghum production systems for Latin America (Reddy, B.V.S.; Rangel, A.F.; Ramaiah, B.; Ortiz, R.); technologies, technology exchange and technology adoption; research partnership and technology exchange (Reddy, B.V.S.; Obilana, A.B.; Gowda, C.L.L.; Ramaiah, B.; Akintayo, I.); adoption of improved sorghum cultivars (Deb, U.K; Bantilan, M.C.S.; Hash, C.T.; Ndjeunga, J.); impacts of improved cultivars and future directions; productivity impacts of improved sorghum cultivars (Deb, U.K.; Bantilan, M.C.S.; Evenson, R.E.; Roy, A.D.); impact of improved sorghum cultivars on genetic diversity and yield stability (Deb, U.K.; Bantilan, M.C.S.; Reddy, B.V.S.; Bramel, P.J.; Rao, N.K.); spillover impacts of sorghum research (Deb, U.K.; Bantilan, M.C.S.; Bantilan, F.T.; Gowda, C.L.L.); future directions for food security and diversity: partnership and research strategy for sorghum (Bantilan, M.C.S.; Deb, U.K.; Gowda, C.L.L.; Reddy, B.V.S.; Obilana, A.B.: Evenson, R.E.)