I think a scientist must know all aspects about the world, and stories on the outside world. While a business must be knowledgeable about business and Zilog.
I think the scientists have knowledge of all the stories about the world and the outside world. While a businessman must have knowledge and insight about the only American businesses.
I think being a scientist must knows every aspect about the story on earth and in space. While a businessman must be knowledgeable about business insights.