Boko Haram last week tried to assassinate a moderate Muslim prayer leader and a leading contender for Nigeria's presidency. Its latest abductee is the wife of Cameroon's deputy prime minister Amadou Ali.
At least 2,000 have left to join rebel groups in Syria, dividing families from Berlin to London and creating a new security threat for the West.
Gender inequality in agriculture has been analyzed by experts to find ways to help women farmers. Researchers have developed five ways that can help address gender inequalities in agriculture.