Jeff M. Maritz is a Zambian-born South African. He is a mechanical engineer whose professional skills and career have allowed him to see the world. Maritz lives in Singapore, but his heart is in Af...lihat lebih banyakJeff M. Maritz is a Zambian-born South African. He is a mechanical engineer whose professional skills and career have allowed him to see the world. Maritz lives in Singapore, but his heart is in Africa.lihat lebih sedikit