Of particular help in the compilation and checking of this book, the following individuals deserve special recognition – in no particular order.
- Peter Lebiedowicz
- Michael Prystie
- Knut Gjelsvik
- Nirav Shukla
- Santiago Perez – Checker Extraordinaire
- Kenan Stewart
- Charles Lee
- Anna Abbott
- Mike Sharpe
- Sophia Abbott
Many thanks to the following readers of the first edition of the book who have spotted errors and provided useful feedback
- Roey Epshtein of Elbit Systems
- Stephen Rigden of Cobham Mission Systems
- Martin Zahoruyko of Altitude Aerospace
- Steve Marsan of Innoviator Flight Science
- Andrew Butcher of Pratt and Whitney
- Surya Batchu of MD Helicopters