Christoph Lutz

social media online participation social network sites focus groups survey sharing economy qualitative bibliometrics academia science altmetrics privacy robots online communities big data internet social network analysis researchgate uber reviews reputation systems power peer-to-peer emotional labor collaborative economy blablacar algorithms airbnb social sciences social robots engagement theory internet use robotics robot ethics ethics ai participation divide digital divide data visualization football brasil world cup twitter bots ica 2014 communication teenagers identities overload technostress bourdieu omnivores cultural sociology cool empirical research musical taste awesomeness organization public administration public management transparency open government open data oxford internet institute internet research serendipity trust participation impact assessment impact factor citation