Business is drastically changing. Thanks to the current economic depression, business schools are changing up their classes--literally adding new case studies on a weekly basis.

Let’s take a look at Harvard Business School. They are offering the following classes, which gives us a clue of what the top business minds in the world are thinking: 'Competing With Social Networks,' 'Doing Business in China in the Early 21st Century,' 'Building Green Businesses,' and 'Inventing Breakthroughs and Commercializing Science.'

Image by Patricia Drury (Flickr)