Dr. Chris McNab is an experienced specialist in wilderness and urban survival techniques. He has published over 20 books including: How to Survive Anything, Anywhere - an encyclopedia of military and civilian survival techniques for all environments - Special Forces Endurance Techniques , First Aid Survival Manual , and The Handbook of Urban Survival . In his home country of Wales, UK, Chris provides instruction on wilderness hunting techniques and he is also an experienced martial arts instructor. Adam Hook studied graphic design, and began his work as an illustrator in 1983. He specializes in detailed historical reconstructions, and has illustrated Osprey titles on subjects as diverse as the Aztecs, the Ancient Greeks, Roman battle tactics, several 19th-century American subjects, the modern Chinese Army, and a number of books in the Fortress series. His work features in exhibitions and publications throughout the world.