Simplify the following text for a Grade 9 native English-speaking person.
Original: The Icelandic tradition indicates that he was born in the JÃ ren district of Rogaland , Norway , as the son of Thorvald Asvaldsson , he therefore also appears , patronymically , as Erik Thorvaldsson ( EirÃ kr Ã orvaldsson ) .
Simplified: He was born in the JÃ ren district of Rogaland , Norway , as the son of Ã orvaldr Ã svaldsson ( Thorvald Asvaldsson ) . He therefore also appears , patronymically , as Erik Thorvaldsson ( or as EirÃ kr Ã orvaldsson ) .