An introduction to cybernetics

Many workers in the biological sciencesphysiologists, psycholo- gists, sociologistsare interested in cybernetics and would like to apply its methods and techniques to their own speciality. Many have, however, been prevented from taking up the subject by an impression that its use must be preceded by a long study of elec- tronics and advanced pure mathematics; for they have formed the impression that cybernetics and these subjects are inseparable.