Chris joined McLaren's graduate programme four years ago. He now has a big input on the engineering of super-fast cars like the one in this video.

This video begins by introducing the three forms of potential energy (gravitational, electric and elastic). The formula Ep=mgh is derived by applying Newton’s second law (F=mg) and work done (w=Fs).  

Nick is the group financial controller for The Paper Company, he discusses his role in this video. Nick manages a group of management accountants and is responsible for putting together the profit and loss balance sheets for all the different divisions of the company. At school Nick enjoyed maths and began work as...