The newspaper said the hires were a sign of willingness to work with staff members tied to leaders of the conservative movement.
The Romney campaign also hired several budget experts, seen as a pre-emptive defense against Democratic opponents of Sen. Ryan's 2013 fiscal plan, which would trim spending by $5.3 trillion across most domestic programs.
Ryan appeared with Romney at a campaign event Monday in Janesville, Wis., calling Romney a "bedrock of principles" and a "moral compass." Ryan is considered to be a front-runner in Romney's vice presidential selection.
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