Contents

02 April 1999
Vol 284, Issue 5411

About The Cover

Cover image expansion

COVER The study of animal aggregations such as schools of fish is one of the more surprising areas in which complexity theory is proving useful. It is being applied to understand the evolutionary advantages and drawbacks of group behavior. This is one of many fields of research examined from the point of view of "Complex Systems" in a special section that begins on page 79. [Image: FPG]