1. An apparatus comprising: one or more processors; and a computer readable storage medium having computer readable program code embodied therewith and executable by the one or more processors, the computer readable program code comprising: computer readable program code configured to accept a work item; computer readable program code configured to route the work item from a first node to a second node based on a predictive analytics model; computer readable program code configured to validate the predictive analytics model; and computer readable program code configured to reconfigure the predictive analytics model responsive to said validating.