Original sentence: According to an episode of Paul Harvey's The Rest of the Story, Cannell frequently had to dictate ideas or even complete scripts with the help of his personal secretary Grace Cursio, an employee of 20 years
Edited sentence: According to an episode of Paul Harvey's The Rest of the Story, Cannell frequently had to dictate ideas or even complete scripts with the help of his personal secretary Grace Cursio, a faithful employee of 20 years