Roland R. Cavanagh, P.E., is a professional engineer and consultant at Pivotal Resources, widely recognized as an authority on Six Sigma and business improvement. With over 35 years of experience in change management, he co-authored the seminal book The Six Sigma Way, which Forbes named one of the most influential business titles. His expertise helps organizations across diverse sectors, including finance and utilities, achieve performance excellence through rigorous data-driven methodologies.