Changing the Corporate Culture at Chevron
Darry Callahan
Chevron Chemical Company
Timothy V. Nolan
The Continuous Learning Group, Inc.
ABSTRACT: At the Association for Behavior Analysis Convention in May, 2000, Darry
Callahan, former CEO of Chevron Chemical, now Senior Vice President of Chevron Corporation and Chevron
Chemical Company were presented with the award for "Outstanding Contribution to the Field of
Organizational Behavior Management," by the Organizational Behavior Management (OBM) Network. Chevron
Chemical Company is the first corporate recipient of this award. Chevron Chemical Company implemented
the largest-documented systematic and systemic behavioral intervention by a major corporation. They
branded their corporate-wide behavioral intervention, "Reinforcement-Based Leadership" (RBL).
The following article is comprised of three parts: The first section provides an overview of Chevron
Chemical's use of RBL to achieve business results; the second contains the text of Darry Callahan's
speech following the presentation of the award; the third section provides more background material
and data regarding the implementation of RBL.
Key words: leadership, behavior, scorecards, reinforcement, results.
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