Simplify the following text for a Grade 10 native English-speaking person.
Original: Baroness Karen von Blixen-Finecke ( 17 April 1885 â `` 7 September 1962 ) , nÃ e Karen Christenze Dinesen , was a Danish author also known by her pen name Isak Dinesen .
Simplified: Karen von Blixen-Finecke ( 17 April 1885 -- 7 September 1962 ) , nÃ e Karen Christenze Dinesen , was a Danish author also known under her pen name Isak Dinesen .