Benoit Fournier is professor at the Department of Geology and Engineering Geology of Laval University in Québec City (Québec, Canada) (2007-), from where he got his PhD in 1993. From 1990 to 2007, he worked as a research scientist (1990-1998) and manager (1998-2007) for the Advanced Concrete Technology Program of CANMET, Department of Natural Resources (Ottawa, Canada). Dr. Fournier is a past Chair of CSA A3000 technical committee on cementitious materials. He is currently the Chair of CSA technical subcommittee on Aggregate’s Reaction in concrete, and is also a Work Package Leader for RILEM technical committee TC 258-AAA (Avoiding alkali aggregate reactions in concrete – Performance based concept). Dr. Fournier is currently the Director of the Quebec’s Research Centre on Concrete Infrastructures (CRIB).