Meet the Experts

By Staff Writer | March 1, 2015
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Joseph Ambrogne is the Technical Editor of Rotor & Wing. He earned a BA in English from Christopher Newport University in Newport News, and spent eight years as a technical writer in the software and manufacturing industries. He also holds a commercial pilot license and instrument rating, and has been flying helicopters since 2010.


Mark Colborn is a senior corporal and instructor pilot for the Dallas Police Department Helicopter Unit and a retired CW4 and UH-60L Blackhawk Standardization Instructor Pilot for the Texas Army National Guard. He also builds and flies multi-rotor unmanned aerial systems and closely follows the legal and moral implications of integrating these machines into the aviation community for Rotor & Wing. Mark is a member of the U.S. Joint Helicopter Implementation Measurement Data Analysis Team, which has conducted analyses of 938 helicopter accidents to identify accident trends and preventative measures.


Andrew Drwiega, International Bureau Chief, is a senior defense/aviation journalist with a specialization in international military rotorcraft. Based in London, he has reported from Iraq and Afghanistan on numerous occasions on attachment with American and British helicopter forces. Andrew is a member of the Army Aviation Association of America, Royal United Services Institute, and Air Power Association.



Pat Host is an experienced Washington and Pentagon reporter and an expert on defense and procurement issues. Pat’s addition to our team provides Rotor & Wing a valuable new resource inside the Washington DC Beltway. In the course of the past five years with our sister publication, Defense Daily, Pat has developed a stable of inside sources in order to gain access to the sometimes sensitive documents and stories that impact readers. He has conducted one-on-one interviews with high-ranking members of Congress, military officials, committee members, and executive branch officials, all the while honing the skills that have allowed him to become particularly adept at breaking down official policy statements and memos, as well as complex scientific information in order to draw-out the real-world business implications.

Emma Kelly, Australia and Pacific Correspondent. She has been an aviation journalist since the late 1980s, starting her career with Air Cargo News International. Following a number of years working on regional airline publications and for Inmarsat, Emma served in various editor roles at Flight International.


Katie Kriz is the Assistant Managing Editor of Rotor & Wing. She holds a BA in journalism from Northeastern University in Boston, where she also developed an interest in photography. She participated in a rotational program with Access Intelligence, which led to her position with Rotor &Wing.


Douglas Nelms has more than 30 years of experience as an aviation journalist and currently works as a freelance writer. He has served as managing editor of Rotor & Wing. A former U.S. Army helicopter pilot, Nelms specializes in writing about helicopters.


ERNIE STEPHENS, Rotor & Wing’s Editor-at-Large, began flying in the 1980s, earning his commercial pilot’s license and starting an aerial photography company. In his regular job as a county police officer, he was transferred to the department’s new aviation unit, where he served as the sergeant in charge and chief pilot until his retirement in 2006.


Terry Terrell gained his early aviation experience as a U.S. Navy fixed-wing instructor and U.S. Coast Guard aircraft commander, where his service included SAR in Sikorsky S-61s. Terry served as a cross-qualified captain and safety special projects officer with Houston’s Transco Energy, and later with Atlanta’s Kennestone AVSTAT Helicopter Ambulance Program and Georgia Baptist LifeFlight.

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