Simplify the following text for a Grade 11 native English-speaking person.
Original: The birth of the modern pointe shoe is often attributed to the early 20th century Russian ballerina , Anna Pavlova , who was one of the most famous and influential dancers of her time .
Simplified: The birth of the modern pointe shoe may be due to the early 20th century Russian ballerina , Anna Pavlova , who was one of the most famous and influential dancers of her time .