The gently-spoken and charming Professor David Bach reveals his admiration for former BP boss John Browne, and tells us that he plays Devil's Advocate in the classroom. Bach also summaries one of his favorite business cases: the intriguing take-over battle involving Spanish Utilities firm Endesa - find out more in the video below!

For those of you interested in experiencing IE's interactive cases click here - a site listing IE's best multimedia business cases provided free of charge in the spirit of community learning. Careful - it's distracting - I clicked on for a quick glance and ended up immersed in the launch strategy for a diabetes medicine in Spain...