Thomas Ernst is chief scientist and VP research at CEA LETI with responsibility for long term research strategy and partnerships. He received his Electronics Engineering degree, Ph.D. and accreditation for PhD supervision from National Polytechnics Institute of Grenoble (France) in the field of electronics and microelectronics. >From 1997 to 2000, he developed advanced SOI CMOS characterisation, physical modelling and circuit-level performance evaluation with STMicroelectronics and CNRS. He then joined CEA-LETI were he led different research projects with industry including SOITEC, STMicroelectronics, IBM, Freescale, NXP, and also a start-up on gas sensing (APIX). He led the team developing the first CMOS 3D-stacked nanowires. Dr. Ernst is author or co-author of over 180 technical journal papers and communications at international conferences. He is author or co-author of 20 patents. He is or was a member of committees of VLSI technology symposium, IEDM, ESSDERC, ULIS, ICICDT, DATE conferences, IEEE EDS France (secretary). He was a recipient of research grant from the European Research Council (ERC) to develop multi-physics integrated smart systems for sensing application.