Sauber team have announced, in a short two-paragraph statement, that their technical chief Jor Zander has left the team with immediate effect.
Sauber Official Statement:
Jörg Zander, Technical Director of the Alfa Romeo Sauber F1 Team, will stop working for the team with immediate effect. We would like to thank him for his dedication and we wish Jörg Zander all the best and success for the future.
Until a new organization will be announced, the various heads of departments and the current project leaders will continue to work on the development of the C37 and the 2019 car with the supervision of Frédéric Vasseur, CEO and Team Principal.