A 44-year-old Nigerian medical doctor with extensive experience supporting developing countries in tackling infectious diseases, Obinna Onyekwena, has been appointed as a deputy director in disease advocacy at the Bill and Melinda Gates Foundation in Seattle, Washington. Established in 2000 by Microsoft co-founder Bill Gates and his wife, the foundation works to help improve people’s health in developing countries with the ultimate aim of giving them a chance to lift themselves out of hunger and extreme poverty. In his new role, Obinna will be responsible for leading the foundation’s strategies and...