I 34th EGOS Colloquium 2018 Surprise in and around Organizations: Journeys to the Unexpected Estonian Business School (EBS) July 5–7, 2018 Tallinn, Estonia Sub-theme 33: Heuristics: Novel Insights into Organizing and Organizations. Confronting the unexpected: Structural dependence of differences of heuristics -in-use within organisations Andreas G.M. Nachbagauer University of Applied Science BFI Vienna Andreas.Nachbagauer@fh-vie.ac.at