This study examined socio-economic and behavioral factors affecting Nigerian poultry producers’ biosecurity practices in terms of knowledge about bird flu symptoms, beliefs about safe practices, and handling products as well as perception on disease risk transmission. The study is a result of...

Among non-specialists, the estimates of the HIV/AIDS transmission rate are generally upwardly biased. This overestimation may be perceived as a godsend, as it increases the incentives to have protected sexual relationships. However, a pernicious effect may counterbalance this positive effect....