The Watussi study group consists of researchers from several organizations.

Principal Investigator

Prof. Dr. Jonas Marschall
University Hospital of Bern, Department of Infectious Diseases

Project Partners
  • Prof. Andreas Widmer, University Hospital Basel, Infectious Diseases, Hospital Epidemiology
  • Prof. Nicolas Troillet, Central Institute of Valais Hospitals
  • Prof. Marcel Zwahlen, Institute of Social and Preventive Medicine (ISPM)
  • Prof. David Schwappach, Institute of Social and Preventive Medicine (ISPM), until 03/2022 Director Patient Safety Switzerland
  • Dr. Benoît Sicre, Lucerne University of Applied Sciences and Arts, Engineering and Architecture
  • Dr. Andrew Atkinson
  • Dr. Lauro Damonti
  • Dr. Philipp Jent
  • Judith Maag, MA, MSc, MPH
  • Dr. Yvonne Pfeiffer
  • Dr. Luisa Salazar Vizcaya
  • Dr. Bernard Surial
Funder Swiss National Science Foundation (SNSF)




Prof. Jonas Marschall

Principal Investigator SNSF Project Watussi



Judith Maag, MA, MSc, MPH

Coordinator SNSF Project Watussi