Hand fractures, are the most common fractures of the body. And are therefore often presented on the emergency department. Proper management at initial evaluation of hand fracture injuries can prevent a significant amount of morbidity and disability. Every hand surgeon should have a comprehensive knowledge of hand fracture management. Esser Masterclass Fractures is designed to improve the hand fracture management for hand surgeons. The practical sessions will be performed on fresh frozen cadavers with two participants per extremity. The Esser Masterclass Fractures will be organized every 2 years.