This Manuscript is about a mosquito-borne viral disease that have a great impact in livestock and humans in Africa. The disease was first characterized by Daubney and his co-workers, Hudson and Garnham in 1934, while working at the Veterinary Research Laboratory at Kabete in Kenya. The work is on Molecular epidemiology of Rift Valley fever (RVF) and its socio-economic impacts. The manuscript gives a good overview on the molecular epidemiology of RVF using serum samples that were collected during the 2006/07 outbreaks in different areas of Tanzania. The socio-economic part uses the same...