Al Seckel is a leading authority on visual and other types of sensory illusions. He lectures extensively at the world's most prestigious universities and is the author of several best-selling and award-winning books on this subject. He also writes an illusion column in National Geographic Kids magazine and is active in designing and building interactive galleries on illusions, perception, puzzles and mazes. He teaches at the University of California and lives in Los Angeles.
|Your Mind's Eye||p. 5|
|What's Going On?||p. 282|
|Further Reading||p. 310|
|Illusion Category Index||p. 311|
|Image Credits||p. 312|
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