Homayoon Kord is the Chief of Competency Assessment and Development in Mobarakeh Steel Company (MSC), Iran. He has established several assessment centers to assess and develop leadership skills, and to attract and screen talented people for expert positions. He has also developed an assessment center to identify and develop auditor talents in quality management systems (ISO and EFQM).

George C. Thornton III is Professor Emeritus at Colorado State University, USA. He received the Distinguished Alumni Award from Purdue University, the Legacy Lifetime Award from the South African Assessment Center Study Group, and the Lifetime Achievement Award from the United Kingdom Assessment Centre User Group. His most recent books include Assessment Center Perspective for Talent Management Strategies (2015, with Deborah E. Rupp, & Brian J. Hoffman) and Developing Organizational Simulations: A Guide for Practitioners, Students, and Researchers (2nd ed, 2017, with Rose A. Mueller-Hanson & Deborah E. Rupp).

1. Introduction 2. Grey Behaviors After Relevance Fallacies 1-9 3. Grey Behaviours after Induction Fallacies 10-17 4. Grey Behaviors After Formal Fallacies and Fallacies of Language 5. Other Examples of Potentially Misleading Tactics That May Be Followed By Grey Behavior 6. Conclusions and Recommendations