Stephen A. Ruffa is an aerospace engineer, management consultant, and award-winning author with over 30 years’ experience solving dynamic challenges for complex systems across nearly all life cycle phases. He has authored multiple articles, and his books include Breaking the Cost Barrier, Going Lean, and The Going Lean Fieldbook.

Ruffa has applied his research findings to such challenges as military readiness, leading programs that succeeded in slashing hundreds of millions of dollars in costs while making critical supplies available despite sudden demand surges. He lives in the Washington, D.C. area where he runs his research and consulting practices.  Visit at

Follow Stephen on Twitter @GoingLean