You can’t manage what you don’t measure, but how do you measure? That question has hindered the business travel sector’s assessment of environmental impact for years. Two-thirds of 216 buyer respondents to a GBTA poll this month said sustainability had prompted them to review travel policies — the most of any listed factor. Yet, in a January-March 2022 GBTA survey,...

David Jonas in 2006 co-founded business media firm ProMedia.travel after ten years as a journalist with Business Travel News. David rejoined BTN in 2010 as executive editor when its parent company acquired ProMedia, and in 2014 co-created The Company Dime. David has a bachelor's degree in communications from Cornell University.