What's it like to be a top tobacco executive when your kid asks you about smoking? How did a young liberal arts major become the hottest tech-stock analyst of the '90s, and why did he self-destruct? How did one family's dysfunction change the media landscape?

Some people think business journalism is all about balance sheets, income statements, and earnings per share. But if you want to answer the really interesting questions-about heroes and hucksters, visionaries and madmen, and...