Cem zdemir, Leader of Alliance '90/The Greens, was preceded by	Reinhard Btikofer and succeeded by Robert Habeck, a German writer and politician.
Reinhard Butikofer Robert Habeck Robert Habeck (born 2 September 1969 in Lubeck) is a German writer and politician of Alliance '90/The Greens and has been their leader since January 2018. 
