After graduating in law (Erstes juristisches Staatsexamen), Amann studied journalism at Deutsche Journalistenschule in Munich.

[1] She joined Der Spiegel in 2013, covering center-right party CDU/CSU and the then-rising right-wing populist Alternative for Germany (AfD).

[1] In May 2021, the magazine announced that Amann and Thorsten Dörting would join then-current editor-in-chief Clemens Höges to form an editorial triumvirate.

[4] After Höges left the magazine, the current editor-in-chief Dirk Kurbjuweit appointed Amann and Dörting as his deputies in October 2023.

[5] Amann is a regular guest on political talkshows such as Markus Lanz[6] or Anne Will,[7] and appears in English-language shows such as NPR's All Things Considered in the United States.