John Meisterl is an economist specializing in air transport economics, industrial organization, macroeconomic trends, economic analysis, and public policy. His career spans academia, regulatory advisory roles, and international economic research.He has served as an Assistant Professor at Pontificia Universidad Javeriana, where he taught econometric theory and modeling to support decision-making processes. As a Senior Adviser at Colombia’s Telecommunications Regulator, he led projects in data mining, econometric modeling (cross-sectional, time series, and panel data), economic analysis using data-driven and user-centered approaches, and market competition assessments, evaluating the relevance of regulatory measures and their potential effects on the market.He also played a key role in negotiation processes with the Andean Community of Nations (CAN) and the Pacific Alliance (AP), contributing to economic policy discussions. Later, at Colombia’s National Planning Department, he examined the influence of pricing on satellite service demand, the economic impact of artificial intelligence and blockchain, and government strategies for the Fourth Industrial Revolution.His aviation career began at IATA’s Colombia Local Office, where he provided economic and industry analysis to support advocacy efforts, overseeing national agendas related to aviation fuel, carbon markets, and the development of a sustainable aviation fuel (SAF) market. Since 2023, he has been part of IATA’s Americas Regional Office, focusing on economic appraisal, macroeconomic analysis, and airline economics, advancing IATA’s mission while delivering detailed insights into aviation markets across the region.