Link: Exploring the “Unknown Unknowns” in IT-enabled Digital Transformation Estimates

These low-ball estimates are sometimes provided by consultants working to get their foot in the door, or by executive sponsors working to gain approval for their programs. Excluding low-ball estimates, the primary cause of poor estimates tends to be a lack of experience and background of the leader.

Source: Exploring the “Unknown Unknowns” in IT-enabled Digital Transformation Estimates