s small the new big when it comes to agriculture in Southern Africa? As rising food prices place this sector firmly in the spotlight, there are compelling examples at hand to make the case for greater investment in small-scale farming. In an interview with IPS, Pedro Sanchez -- director of tropical agriculture at the Earth Institute of the University of Columbia, in the United States -- said that in Southern Africa it was possible to turn an economy around and improve food security by investing in small-scale farmers.