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With over 30 years of software and systems engineering experience, Rex Black is President of RBCS (, a leader in software, hardware, and systems testing. His popular first book,Managing the Testing Process, has sold over 100,000 copies around the world, including Japanese, Chinese, and Indian releases, and is now in its third edition. ).
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.