Embodiments of the present invention address deficiencies of the art in respect to method and process management, and provide a data processing system, method, and computer program product for process contributions in a method architecture. In accordance with an embodiment of the present invention, a data processing system configured for process contributions can include a method management tool configured for composing a process utilizing the method architecture. The system further can include one or more source method elements combinable to define an activity for the process. Finally, the system can include one or more process contributions defining variations in the activities of the process.