Sebastian Dennerlein

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This paper presents work-in-progress on the Social Semantic Server, an open framework providing applications and their users with a growing set of services of different granularity that utilize social and ar-tifact network data. The Social Semantic Server forms a novel approach to store, query and update semantically enriched social data in order to exploit(More)
While several technological advances have been suggested to scale learning at the workplace, none has been successful to scale informal learning. We review three theoretical discourses and suggest an integrated systems model of scaffolding informal workplace learning that has been created to tackle this challenge. We derive research questions that emerge(More)
This dissertation will elaborate on the understanding of in-tersubjective meaning making by analyzing the traces of collaborative knowledge construction users leave behind in socio-technical systems. Therefore, it will draw upon more theoretical and more formal models of cognitive psychology to describe and explain the underlying process in detail. This is(More)
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Informal learning at the workplace includes a multitude of processes. Respective activities can be categorized into multiple perspectives on informal learning, such as reflection, sensemaking, help seeking and maturing of collective knowledge. Each perspective raises requirements with respect to the technical support, this is why an integrated solution(More)