Michaela Kolbe is a member of the faculty at ETH Zurich and the Director of the Simulation Center for the University Hospital Zurich. She has been studying team processes for many years, with particular research interest in the social dynamics of 'speaking up' across the authority gradient and across disciplines in healthcare. She publishes widely in psychological, healthcare, and simulation journals and books, and she is a member of the Editorial Board of BMJ STEL and Associate Editor of Advances in Simulation.