In their mid-60s now, the Colemans are still as passionate about improving access to healthcare as they were when they first started RFH.

"What gets me up in the morning is the idea that health workers who are very highly trained -- women and men living across Africa -- really want to get out to their rural communities and make sure that they are healthy," says Andrea. "They can't do that by walking and it makes me really angry that there isn't more emphasis on making sure that transport runs properly."