Pharmaceutical quality failures rarely come from bad intentions. They come from weak systems.Pharma Express - Volume 4: Quality Systems, CAPA & Change Control explains how pharmaceutical companies detect problems, investigate them properly, correct root causes, manage change, and ensure that improvement does not introduce new risk.Written in a clear, inspection-aware style, this volume focuses on the most frequently cited-and most misunderstood-elements of CGMP: deviations, investigations, root cause analysis, CAPA, change control, and management oversight. Rather than treating these as isolated processes, the book shows how regulators evaluate them as a single, integrated quality system.This volume is designed for real-world use. It avoids academic quality theory and focuses instead on how quality systems behave under pressure-during deviations, inspections, growth, and change. Readers will learn why cosmetic CAPAs fail, why uncontrolled change destabilizes validated systems, and why management responsibility is central to sustainable compliance.Inside this volume, you'll learn how to: Detect and report deviations as early warning signalsConduct investigations that withstand regulatory scrutinyIdentify true root causes without relying on buzzwordsDesign CAPAs that fix systems, not symptomsVerify CAPA effectiveness with evidenceClassify, assess, and implement change without breaking controlIntegrate deviations, CAPA, and change control into a coherent systemUnderstand what inspectors actually look for-and whyPart of the Pharma Express series, this book is written for executives, quality and regulatory professionals, manufacturing and engineering teams, and anyone responsible for maintaining pharmaceutical compliance in practice-not just on paper.Quality systems do not promise perfection. They determine whether organizations learn, adapt, and remain in control.Primary AudiencePharmaceutical executives and senior leadersQuality Assurance & Compliance professionalsRegulatory Affairs professionalsManufacturing, Engineering, and Operations teamsConsultants, auditors, and inspection support staffNew hires and cross-functional professionals in pharma/biotech