Darren W. Pulsipher

Christian D. Buckley writes regularly about ClearCase and product management. He is a partner with Red Hill Partners in San Ramon, California, a consortium of business and technology experts that helps entrepreneurial firms implement technologies and processes crucial to market leadership. His clients have included HP, IBM, Visa, and SBC.

Darren W. Pulsipher began his career as a developer and sysadmin. He has used Rational tools and methods for over a decade, and speaks at Rational events worldwide. He is a senior architect at Cadence Design Systems. Together, the authors have published dozens of articles on visual modeling, change management, grid technology, and project management.