Dr. Ayman Mahmoud, an accomplished professional, is dedicated to improving health and well-being. With expertise in evaluation, he strives to enhance healthcare practices. Dr. Mahmoud's open and contextual evaluation model, developed through years of experience in research, evaluation, teaching, and administration, creates innovative pathways for healthcare improvement. Based on responsive constructivism, his model embraces value-pluralism and incorporates fourth generation evaluation principles. Dr. Mahmoud's commitment to excellence is evident through his UK experience, including roles as a Junior Training Fellow in Plastic Surgery at the University Hospitals of North Midlands NHS Foundation Trust and Registrar of Plastic, Aesthetic and Reconstructive Surgery at NHS UHN