"The college focuses on training grandmothers because they typically stay in their communities after training and share their skills. To be chosen, the women must be illiterate or semi-literate and from a village without electricity. Each year, about 180 women from around the world are trained, mostly using gestures and pictures, to install and repair solar panels, lamps, and charge controllers."
Moyoni Mukanirwa Olive,"Lighting Up a Village," Yes! 67, (2013): 10