Tóm tắt nội dung:   Among the many people who have helped make this book possible, I wish to express my  thanks to the following: • Mark Galer, Les Horvat and Michael Wennrich for their help and advice. • The students of RMIT University, Melbourne, for their illustrative input,     enthusiasm and friendship. • And to Gloria and my family for their continuing encouragement and     understanding throughout my photographic career, thank you.