The turmoil in Greece sounds confusing. The outcome is unknown. One implication is how it may affect Americans’ investments. Lawrence Officer, UIC professor of economics, can discuss (via telephone) what Americans should know about the larger macroeconomic effects of the crisis.

Explaining how business and the world work in laymen’s terms is one of the things that Lawrence Officer does well. A professor of economics at UIC, Officer is co-founder of MeasuringWorth.com.

His most recent book is 2009′s “Everyday Economics: Honest Answers to Tough Questions,” and he is the author or editor of 13 others.