In addition to technical and functional skills, supply chain managers need to hone their "soft" skills in areas like project management and change management, says Bill Seliger of R.R. Donnelly Logistics Services. Organizations, for their part, need to provide effective training and opportunities to gain experience in these areas, he says.  Seliger explains why improving skills is a never-ending and necessary process for supply-chain managers. [Run Time (Min.): 9:01]