As the Chief Executive of WPP Sir Martin Sorrell is a key leader within the advertising industry, and impressively oversees operations in over 100 countries. After an interesting description of WPP’s development, he gave an overview of the wider business world. As a hard-headed entrepreneur and businessman, he ended this academic year’s entrepreneurship society on a high, with plenty of discussion about cutting edge advertising technology and marketing strategies. Tom Robson RDO-C