[5] During this time, he was partnering Sebastian Vettel through practice sessions until his debut in the 2007 United States Grand Prix.

[6] Krack departed BMW Sauber following the decision to focus on 2009 season instead of Robert Kubica's title challenge in 2008.

He returned to BMW as Chief Engineer of the DTM Department in October 2010 but left at the end of 2012 to join Porsche.

[7] After leaving Porsche in 2014, Krack rejoined BMW and from 2015 to 2022, he served in various positions including overseeing the Formula E, IMSA, and GT programmes.

[13] Krack subsequently oversaw Aston Martin's rise in performance in the 2023 Season, with 8 podiums by Fernando Alonso and finishing 5th in the Constructors' Championship.