The digitalization is currently fundamentally changing our world of work. One important trend in this context is the "platform economy", with crowdworking platforms as an increasingly relevant platform type. Many of these crowdworking platforms and their surrounding work systems including participants, information, technologies, as well as processes and activities, are comparatively new and often designed incrementally. What is currently still lacking is systematic knowledge about the efficient design of such crowdworking platform systems (CWPS). This dissertation provides such design...