Possible Clues:

• 'The Listeners' poet
• Walter -- -- --, 1873-1956, English poet
• "The Listeners" poet
• Author from American state showing change of character
• A mere lad having the makings of a poet
• Writer of verse, man about to participate in challenge
• Walter -, Eng. poet
• Walter -, English poet
• Poet's upset wife from US State?
• Linesman sees man taken from behind in challenge