To maintain momentum, Mathias marketed IT's quarterly SOA results to the rest of the company. By the end of the three-year plan, IT had surpassed its cost-avoidance goals, delivering more than $50 million in savings.
"We overachieved because we took a holistic enterprise approach to architecture. That gave us a very clear lens on where the richest opportunities were--the higher-use areas, the higher-leverage areas."
The work continued into a fourth year and beyond, to the point where it's now just business as usual at Aetna. "The three-year plan was the justification for the business. That was Services 1.0," says Mathias. "This is part of our DNA now."
Read more about business intelligence (bi) in CIO's Business Intelligence (BI) Drilldown.