OCCUPATION: Wal-Mart CEO
PREVIOUS APPEARANCES ON THE TIME 100: 0
PRO: The retail giant has proved to be a rare recession success story, holding on to customers who are looking for cheap wares and groceries. Meanwhile, a partnership with AC/DC yielded one of the best-selling albums of 2008.
CON: Its warehouse chain Sam's Club had a miserable Christmas, and the company remains a target of pro-labor groups.