Born in Haifa, German studied at Tel Aviv University, gaining a bachelor's degree in history. Married and has two children, she has lived in Herzliya since 1979.
In 1993, she became a member of the municipal council of Herzliya for the Meretz party. In 1998, she was elected to be the mayor of the city, and in 2003 she was elected for a second term with 56% of the vote.
Since she has been mayor, she has fought the Cellular Companies Forum that wanted to increase the number of cellular antennas in the city. Eventually, her fight succeeded when the Knesset passed the Cellular Antenna Law.