Articles by Dr. Herman Tang

QP is the forward-looking mechanism for building a solid foundation established at the outset of product or service development cycles. This stance is necessary because development projects, despite beginning with clear objectives, typically encounter recurring difficulties as they progress.

This article reviews the role, necessity, and format of education and training for quality professionals, offering insights for their professional development and decision-making.

This article introduces the fundamental concepts of Cost of Quality (COQ) and explores two widely used models: the Prevention-Appraisal-Failure (PAF) model and the Process Cost Model (PCM).