In 2010 Craig Kreeger was Senior Vice President International at American Airlines. As such he made a presentation, "Delivering a More Attractive Offer for Our Customers" at the British Airways Investors' Day Meeting on 21 May of that year.
Slides from his 2010 presemtation may be viewed starting at page 108 here:
His presentation suggests that he had a significant and very senior hands-on role in the planning and implementation of the AA
/BA/IB ATI. i guess this would make him a real catch for VS
and, indirectly, DL
because of his knowledge of the implementation of ATI and, indeed, the future AA