In recent years, several southern African countries have freed farm prices, robbing the old marketing boards of their buying monopolies.

ECONOMIST: Africa with no rain, or too much

Everything from their huge outdoor boards to their website carries the same marketing messages, making the same clever impact.

FORBES: What The World Needs Now: Global Brands For The Global Generation

Under a new farm-marketing act that was passed in 1996, all 16 control boards were abolished.

ECONOMIST: South African farming

Now, GM has replaced those two boards with a single executive committee consisting of Henderson and eight others, including Marketing Vice Chairman Robert A. Lutz and Product Development Vice Chairman Thomas Stephens.

FORBES: Back To Business At GM