Many investors, particularly retail investors, do not feel comfortable investing in the behemoth Wall Street banks; however, investors who severe all ties with the financial sector may miss out on enormous opportunities.

While insurance can seem like a dull industry to study, Warren Buffet's Berkshire Hathaway (BRK.B 0.47%) has redefined what can make an insurance company a great investment. Following the teachings of Buffett, Markel (MKL 0.45%), a specialty insurer, has positioned itself to grow book value and shareholder value for decades to come. In this video, Fool financial analysts David Hanson and Matt Koppenheffer discuss why Markel could be the next big thing.