Media type: E-Article Title: Your Virtual Butler: Framing the Invisible – The Social Background of Trust Contributor: Heuwinkel, Kerstin imprint: Springer Berlin Heidelberg, 2013 Published in: Your Virtual Butler Language: Not determined DOI: 10.1007/978-3-642-37346-6_3 ISSN: 0302-9743; 1611-3349 Origination: Footnote: