Mitchell Hansen, vice president of enterprise systems and services at Quest Diagnostics, said that a data center consolidation initiative and a move to "get good managers and hold them to budget lines" have contributed to his company's reduction in IT spending as a percentage of revenue.

At BT Group, CIO Al-Noor Ramji is trying to downsize nearly 3,700 systems into just 14 major technology platforms. Ramji said he also is insisting that all IT projects be evaluated on the same two metrics: development cycle time and whether the work was done right the first time.

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Execs look to dim data center lights

Patrick Thibodeau