## Acknowledgments 

This handbook was produced as a combined Federal Aviation Administration (FAA) and industry effort. The FAA wishes to acknowledge the following contributors: 

The laboratory of Dale Purves, M.D. and Mr. Al Seckel in providing imagery (found in Chapter 3) for visual illusions from the book, The Great Book of Optical Illusions , Firefly Books, 2004 

Sikorsky Aircraft Corporation and Robinson Helicopter Company for imagery provided in Chapter 2 

Garmin Ltd. for providing flight system information and multiple display systems to include integrated flight, GPS and communication systems; information and hardware used with WAAS, LAAS; and information concerning encountering emergencies with high-technology systems 

Universal Avionics System Corporation for providing background information of the Flight Management System and an overview on Vision–1 and Traffic Alert and Collision Avoidance systems (TCAS) 

Meggitt/S-Tec for providing detailed autopilot information regarding installation and use 

Cessna Aircraft Company in providing instrument panel layout support and information on the use of onboard systems 

Kearfott Guidance and Navigation Corporation in providing background information on the Ring-LASAR gyroscope and its history 

Honeywell International Inc., for Terrain Awareness Systems (TAWS) and various communication and radio systems sold under the Bendix-King name 

Chelton Flight Systems and Century Flight Systems, Inc., for providing autopilot information relating to Highway in the Sky (Chelton) and HSI displays (Century) 

Avidyne Corporation for providing displays with alert systems developed and sold by Ryan International, L3 Communications, and Tectronics 

Additional appreciation is extended to the Aircraft Owners and Pilots Association (AOPA), the AOPA Air Safety Institute, and the National Business Aviation Association (NBAA) for their technical support and input. 

