Janislaw Tarnowski graduated from the faculty of mechanical engineering at the Technical University of Gdansk, Poland, having earned his Ph.D. in 1977. Until 1990, he occupied full-time academic positions in Poland and Algeria. In 1991, Tarnowski joined Hydro-Québec as a senior scientist at its Research Institute (IREQ). His areas of expertise are mechanical engineering aspects related to overhead lines and underground cables. Over the last 27 years, he has worked on a variety of projects, mostly as a project leader.