The best instructors not only know how to drive a Porsche safely and quickly. They can also precisely explain what is happening in the vehicle when it is running at the limit. This can result if development engineering is their main profession in Weissach. Like in the case of Christian Wolfsried. It is the enchantment of the extremely short days that Christian Wolfsried remembers with particular fondness. The few hours of winter sunshine in the Arctic Circle are magical, he enthuses, re...