Simplify the following text for a Grade 12 native English-speaking person.
Original: Marshfield Dreams : When I Was a Kid is a memoir written by the American writer , poet and educational consultant Ralph Fletcher , it covers his life from birth to age thirteen when his family moved from Marshfield , Massachusetts to Chicago .
Simplified: Marshfield Dreams : When I Was a Kid is a memoir written by the American writer and poet Ralph Fletcher , it covers his life from birth to age thirteen when his family moved from Marshfield , Massachusetts to Chicago .