1. “Visualizing a Career Path,” The Lab Manager, October 2011, p.20. (With J.Santa, J. Maldonado and D. Gomez).
2. “Refinery Operators and Maintenance Technicians: Mapping Competencies,” Chemical Engineering, April 2011, p. 54 (with R. Vasquez, J. Rodriguez and J. C. Rocha).
3. “Reframe Jobs, Reap Rewards,” People & Strategy, July 2010, p. 33.
4. “Mapping Competencies,” Mechanical Engineering, February 2010. (With c. Tamara, e. Castiblanco and A. Serna)
5. “Taming Intrapersonal Pirates of Performance,” Chemical Engineering Progress, December 2008, p. 54.
6. “Competency Framework for Refinery process Engineers,” Hydrocarbon Processing, July 2008.
7. “Embracing Entropy: Tips on dealing with Career Disturbances,” Chemical Engineering Progress, September 1998.
8. “Practical Tips for Gathering Information,” Chemical Engineering Education, February 1998.
9. “Achieve Model Profits,” Chemical Engineering Progress Magazine, May 1997.
10. "Foster Excellence in Your Organization,” Chemical Engineering, September 1992 (With A.C. Clark).