Air Transport World (ATW) is a monthly trade magazine covering the airline industry. It is part of the Aviation Week group, owned and published by Penton Media. The headquarters is in Silver Spring, Maryland.The magazine additionally operates a web site with daily air transport news. The publication covers airline operations, market conditions, management, and related issues. Each year, it publishes a World Airline Report covering the state of the industry, and selects an Airline of the Year on the basis of operational excellence.