On 10th April, prof. Enrique Romero, affiliated researcher at Geomechanics Group of CIMNE and full professor at UPC · BarcelonaTech, was invited to the sixth episode of International Technical Talks. It is an event promoted by the International Society for Soil Mechanics and Geotechnical Engineering (ISSMGE) and supported by the Technical Committee TC106. Prof. Enrique Romero, Maha Saleh and Liuxin Chen discussed with Dr. Marc Ballouz, the president of the ISSMGE, about ‘Unsaturated Soils’.