9:30-11:00 1st session: “Questioning traditional know-how” 1

- Anne Durand (Architect - PhD in Urban Planning - Lecturer at ENSA Paris la Villette)

Title : What materials for what projects? Illustrated reflective approach of a practitioner-researcher on projects and the resources used.

2- Emmanuel Baudouin (Lecturer in Prehistory, University of Paris-Nanterre, UMR 8068 TEMPS)

Title : Urgent: Desperately seeking earth builder for ethnoarchaeological project

3- Marie Aeberli (Consulting Engineer - Project Support) and Andréas Krewet (Earth Construction Design Office, co-presidents of Asterre) (via video conference)

Title : The challenges of earthen construction in the face of climate change: reinventing, democratizing, scaling up

11:30-13: 00 2nd session: “The challenges of industrialization”

4- Arthur Lam (Sustainable Construction Engineer – PhD in Geomaterials. Vice-President of Archi Solidaire)

Title : The use of stabilized rammed earth in the face of industrial construction challenges

5- Julien Glath (Architect – MCFA Ensa PVS, PhD student at the NAVIER laboratory, Marne-la-vallée, ENPC )

Title : Friction wood joinery: between artisanal heritage and digital innovations

Lunch break: 1pm-2:30pm

2:30-4:00 PM 3rd session: "The relevance of a multi-millennial material, gestures and uses"

1/ Vincent Farion (director of the Plaster Museum)

Title: From gypsum to plaster: a material valued throughout the ages

2/ Frédéric Charpentier (DPLG architect)

Title: Plaster architecture: exterior use in new construction and renovation of old buildings

3/ Ivan Lafarge (INP, archaeologist and doctor of the history of technology)

Title: The construction uses of plaster in the Île-de-France region before industrialization: general observations and contributions of experimental archaeology

4pm : Conclusion by Nadya Rouizem and Léonore Dubois Losserand followed by a presentation of the school's materials library by Jérôme Semelier , head of the Materials Library.