Professor Efimov is the Director of Cardiovascular Engineering Laboratory, an NIH-funded cardiovascular research and engineering laboratory, which focusses on the physiological mechanisms of cardiovascular disease and on development of novel therapies for heart diseases with emphasis on heart rhythm disorders. Dr. Efimov earned his M.Sc. and PhD from Moscow Institute of Physics and Technology in 1986 and 1992, respectively, and completed his postdoctoral training at the University of Pittsburgh (1992-1994). He served on the faculty of the Cleveland Clinic Foundation (1994-2000) and Case Western Reserve University (2000-2004) in Cleveland, OH, and Washington University in St. Louis, MO (2004-2015), prior to joining the George Washington University in Washington DC in 2015 as the founding chairman of its new BME Department. In 2022 he joined Northwestern University faculty, in Chicago IL.