Tess Speelpenning

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Digital tabletop surfaces afford multiple user interaction and collaboration. Hybrid tabletops that include both tangible and multi-touch elements are increasingly being deployed in public settings (e.g. Microsoft Surface, reacTable). Designers need to understand how the different characteristics of tangible and multi-touch interface elements affect(More)
The birth of the society 14 A Coenen Consolidation and growth 22 G Kerkhof The NSWO in a new millennium 28 HL Hamburger PHD THESES The broken cycle of sleep – Energy balance through circadian alignment 34 HKJ Gonnisen Commentary on the dissertation of Hanne Gonnisen 36 R Hursel Circadian rhythm deterioration in early Alzheimer disease and the preventive(More)
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