The Authors
American Behavioral Scientist 1990 34: 3-5. [PDF]  

RICHARD S. MARKEN

A Science of Purpose
American Behavioral Scientist 1990 34: 6-13. [PDF] [References]  

PHILIP J. RUNKEL

Research Method for Control Theory
American Behavioral Scientist 1990 34: 14-23. [PDF] [References]  

WILLIAM T. POWERS

Control Theory and Statistical Generalizations
American Behavioral Scientist 1990 34: 24-31. [PDF] [References]  

RAYMOND P. PAVLOSKI, GERARD T. BARRON, and MARK A. HOGUE

Reorganization: Learning and Attention in a Hierarchy of Control Systems
American Behavioral Scientist 1990 34: 32-54. [PDF] [References]  

WAYNE A. HERSHBERGER

Control Theory and Learning Theory
American Behavioral Scientist 1990 34: 55-66. [PDF] [References]  

FRANS X. PLOOIJ and HEDWIG H. C. van de RIJT-PLOOIJ

Developmental Transitions as Successive Reorganizations of a Control Hierarchy
American Behavioral Scientist 1990 34: 67-80. [PDF] [References]  

CLARK McPHAIL and CHARLES W. TUCKER

Purposive Collective Action
American Behavioral Scientist 1990 34: 81-94. [PDF] [References]  

W. THOMAS BOURBON

Invitation to the Dance: Explaining the Variance When Control Systems Interact
American Behavioral Scientist 1990 34: 95-105. [PDF] [References]  

WILLIAM D. WILLIAMS

The Giffen Effect: A Note on Economic Purposes
American Behavioral Scientist 1990 34: 106-109. [PDF] [References]  

DAVID M. GOLDSTEIN

Clinical Applications of Control Theory
American Behavioral Scientist 1990 34: 110-116. [PDF] [References]  

EDWARD E. FORD

On Understanding Control Theory: Learning Some Difficult Concepts
American Behavioral Scientist 1990 34: 117-118. [PDF] [References]  

Glossary
American Behavioral Scientist 1990 34: 119-121. [PDF]  

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