Kathleen Cullen is a hospitality executive with more than 25 years of experience driving change and results across global hotel organizations. She is best known for her influential written contributions to the industry, including HSMAI’s best‑selling Evolving Dynamics: Revenue Management to Revenue Strategy, which has helped shape modern revenue thinking worldwide. Prior to joining PTG Consulting, Kathleen held senior leadership roles with major hotel companies, led revenue and distribution strategy for a 75‑plus‑hotel portfolio at Two Roads Hospitality, and played a key role in new hotel openings and transitions. A recognized industry leader and advisor, she has served in multiple industry organizations such as HSMAI, HEDNA, and AHLA leadership roles and has been named one of HSMAI’s Top 25 Most Extraordinary Minds in Sales, Marketing, and Revenue.