more let's cross over now to christiane he's professor for strategic management of the warrick business school good to have you with us first of all why is such a quitting and why now. i think it's a mark of the changes going on in the car industry has done a very good job you have to remember to ti came in at a time when the chrysler dealer was really showing to be a bad deal and he sorted at mess so i think he's not leaving because. the company says. performance but they notice new challenges with mobility it was a lecture vacation come up where maybe someone you knew is better placed to take on these challenges and is. better placed what do we know about him. i don't know him personally but i do think that his background qualifies him well he has been in r. and d. that space where diana has intensively trying to catch up he stands for an approach where he's moved towards mobility step by step approach so the end goal is for ptolemy but the company's adding step by step technologies where you get more and more are not for or taught to me that's approach that seems to be working for time and so do