The government investigation on mobile phone conversations in cars, where Oskar Juhlin and Mattias Esbjörnsson contributed, is now available: Mobiltelefonerande i trafiken -Vägverkets utredning om användning av mobiltelefoner och andra IT-system under körning, Publ. 2003:91 [PDF]. Esbjörnsson, M. and Juhlin, O. (2003) Combining mobile phone conversations and driving- studying a mundane activity in its naturalistic setting. In Patten, C.J.D. (Ed.) Vetenskaplig rapportsamling. Publikation 2003:92 Borlänge: Vägverket.