Possible Clues:

• “Isn’t it funny how a bear likes honey?” writer
• Author whose son was named Christopher Robin
• Famed frenemy of P. G. Wodehouse
• Author with a son named Christopher Robin
• Something to shoot for
• Pooh and Roo's creator
• Christopher Robin's creator
• Author of the poem 'Teddy Bear'
• Who wrote 'Some people talk to animals. Not many listen, though. That's the problem.'
• 'When We Were Very Young' poet