John Jeffery is the founder and CEO of J2 Aircraft Dynamics; he holds a M.Sc. in Aerospace Engineering, from North Carolina State University, and has the architectural responsibility for the j2 Universal Tool-Kit software.

John has over 25 years’ experience in aeronautical and aerospace engineering and was awarded the BAE Systems Chairman’s award in 1994 for his work on the Eurofighter Typhoon. Using techniques and processes he developed, he solved 40% of the flight envelope expansion in a period of 6 months that a team of 8 had not been able to do in the previous 10 years. By developing these methods and processes further along with additional advanced modelling techniques the j2 Universal Tool-Kit, a Commercial-Off-The-Shelf (COTS) software became a reality.

Most recently John has provided technical advice to multiple major aerospace companies including Airbus Defence and Space, Embraer, Beechcraft, Cessna, Elbit, Thales, L3-com, Lockheed Martin, Brazilian Airforce, Marshall ADG, EDM UK Ltd, ESi, L3 Harris, TRU Training and Simulation and the Brazilian CTA.

In addition, John has provided consultancy and air accident expertise for Clyde & Co, Foran Glennon, HK Law and Gates Aviation, ESI Inc as well as acting as expert witness in Crown ‘v’ Scott Hoyle (Tiger Moth) and Crown ‘v’ Andy Hill (Shoreham) as well working for insurers on Gulfstream G4 and Dassault Falcon 50EX high-profile business jet air accidents.

John is the author of a number of technical papers and regularly contributes to major aviation conferences.