In this guest post, Kari Stoever, vice president of External Affairs at Aeras, writes about how mine workers are disproportionately affected by tuberculosis (TB) and why there’s an urgent need for new tools against this deadly disease.

It's around our necks and on our fingers, traded by our banks and used to make our electronics. Yet for a huge swath of people around the globe, gold's impact is felt in the lungs.

Six members of the G20 are among the 22 countries with the highest burden of tuberculosis: Brazil, China, India, Indonesia, Russia and South Africa.