Dr. Ahmed Maher is an Associate Professor at the Central Laboratory for Evaluation of Veterinary Biologics (CLEVB), Egypt, the official national laboratory responsible for the evaluation and quality control of veterinary vaccines. His expertise centers on vaccine immunology, host immune responses to poultry viral infections, and immunological monitoring following vaccination. Dr. Maher’s work integrates molecular diagnostics with serological and cellular immune assessments to support evidence-based vaccine evaluation and improve protective immunity in commercial poultry production systems.