A look a few "formal" Motley Fool recommendations. Join Motley Fool banking analyst David Hanson and Matt Koppenheffer as they discuss the leadership teams at MasterCard and Berkshire Hathaway, how Zillow is a rule breaker, and why financial stocks continue to offer great deals.

This article represents the opinion of the writer, who may disagree with the “official” recommendation position of a Motley Fool premium advisory service. We’re motley! Questioning an investing thesis -- even one of our own -- helps us all think critically about investing and make decisions that help us become smarter, happier, and richer.