March 5, 2018

A short video (10 min.) in which Hans Mosler presents the main steps of the RANAS approach in general and in the humanitarian context was recorded for a MOOC ‘Introduction to Public Health Engineering in Humanitarian Contexts’.

Video: Hygiene promoti...

January 30, 2018

How to promote chlorination of drinking water?

How to prevent relapse from chlorinating drinking water?

A 3-years project in Chad in cooperation with WHO revealed the relevant RANAS factors for chlorination behavior and the corresponding behavior chan...

December 19, 2017

When you have selected the behavior change techniques (BCTs) according to the behavior steering factors coming out of your doer/non-doer analysis then you have to design the BCTs. This will be very specific to the culture of the population you are wo...

December 19, 2017

The objectives of this study were to show which determinants commonly explain handwashing with soap and how well they do so and to identify population-specific determinants to be targeted in different contexts.

The study collates data from more than 5...

August 30, 2017

What drives safe water users to use clean transport and storage containers and to disinfect water? What are the psychosocial determinants of drinking safe water? If we know these determinants, we can design interventions that are tailored to the loca...

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RANAS MOSLER – Spin-off of Eawag

Prof. Dr. phil. et dipl. zool.

Hans-Joachim Mosler

Bergheimstrasse 8

8032 Zurich


RANAS Ltd. – Spin-off of Eawag

Drusbergstrasse 26

8053 Zurich


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