Martin Rauch champions the use of raw earth in contemporary architecture as a response to climate challenges and dwindling resources. Trained as a ceramist, he was deeply influenced by local techniques he encountered in Africa. As the founder of Lehm Ton Erde, he has refined the technique of rammed earth and specializes in prefabricating large raw earth elements. His projects blend traditional craftsmanship with technical innovation. An acclaimed award winner, he also teaches at the University of Linz and ETH Zurich.