When a stout man sporting a box-cut hairdo opens the non-imposing black gate to a neat compound, a lean figure bending his 70s, receives the Willow Health Media crew at his Gem home in Siaya County. Today, Prof Khama Rogo is in a floral Mandela shirt, beige cotton pants, a baseball cap, and beige Sketchers that have seen better days on the road to the nearby Sagam Community Hospital, which he founded and funded. Behind the simple mien lies a witty, restless bolt of energy whose achievements would drive some people to ostentatious lifestyles and self-destructive hubris. In case you’re wondering, Prof Rogo…