Bill and Melinda Gates announced that their foundation will commit US$ 10 billion over the next 10 years to help research, develop and deliver vaccines for the world’s poorest countries. https://web.archive.org/web/20190328193748/https://www.weforum.org/agenda/2010/01/bill-and-melinda-gates-pledge-us-10-billion-in-call-for-decade-of-vaccines/