“…The special issue reports on 10 studies examining various aspects of communication regulatory science. Studies examine originally-regulated products such as cigarettes ( Byrne et al, 2018 ; Lazard et al, 2018 ; Moran et al, 2018 ) and smokeless tobacco ( Wackowski, Manderski, Lewis, & Delnevo, 2018 ) as well as new and emerging products such as e-cigarettes ( Cornacchione Ross, Noar, & Sutfin, 2018 ; Kim, Popova, Halpern-Felsher, & Ling, 2018 ; Mays, Villanti, Niaura, Lindblom, & Strasser, 2018 ; Moran et al, 2018 ; Walter, Demetriades, & Murphy, 2018 ; Yang, Liu, Lochbuehler, & Hornik, 2018 ), little cigars and cigarillos ( Cornacchione Ross et al, 2018 ; Moran et al, 2018 ; Sutfin et al, 2018 ), and waterpipe tobacco ( Cornacchione Ross et al, 2018 ; Sutfin et al, 2018 ). It includes studies that can inform the FDA in several areas of communication, and is organized in three sections.…”