The training will address the following questions: • How to best prepare for a meeting (participants, OJ ...)?  • How to manage a consensus building meeting?  • How to get a consensus decision?  • How to avoid conflict and defuse them?This method has already been proven. A practical example will illustrate its effectiveness in collective decision making.PROGRAMME : - Definition of the method of voting vs. consensus building- Advantages of the method- Presentation of the method (preparation, brainstorming, leadership survey, consensus)- Presentation of the basic principles of negotiation- Case study This seminar is a lively and practical training on the method of consensus building, useful for gathering with success several stakeholders around a compromise or a common strategy. Good practices and key concepts of consensus decision making will be developed. The case study session will illustrate this method.This training is given by Stéphane Desselas, Chairman of the European Public Affairs firm Athenora consulting. In this session, he will reveal his method gained through the animation of many meetings of "consensus building". Stephane is also a lecturer at Sciences-Po Paris and author of the book a "professional lobbying openly"