IWC：2024年Idea Works公司航空公司数据大书报告

Jay Sorensen’s research and reports have made him a leading authority on frequent flyer programs and the ancillary revenue movement. He is a regular keynote speaker at ancillary revenue and airline retail conferences and has testified to the US Congress on ancillary revenue issues. His published works are relied upon by airline executives throughout the world and include first-ever guides on the topics of ancillary revenue and loyalty marketing. Mr. Sorensen has 40 years experience in product