Rufus Wilmot Griswold became Poe's literary executor, unfortunately for Poe. Griswold was an enemy of Poe's and did all he could to vilify Poe and his works

Joy Bayless has written:

'Rufus Wilmot Griswold, Poe's literary executor'

The copyright holder of Octavio Paz's poems would be his estate or designated literary executor, typically a family member or organization tasked with managing his literary works and licensing their use.

The living trust has a trustee, not an executor. The will is a separate process and you would be the executor.

What is the difference between an independent co-executor and a co-executor