On this week's nationally syndicated Motley Fool Money radio show, our guest is corporate-governance expert and film critic Nell Minow. In this audio segment she discusses Warren Buffett's announcement that he's named his son Howard Buffett to be a non-executive chairman on Berkshire Hathaway's board of directors. Having met with Warren Buffett earlier this year, Minow goes on to share the real secret to his success.

Why is Warren Buffett interested in banking stocks such as Bank of America? The Motley Fool has a brand new report, "The Stocks Only the Smartest Investors Are Buying" that explains why Buffett and others are looking to the banking industry for their next investments. You can access this just-released report by clicking here -- it's free.