DT This work has generated innovative roadmaps to guide health and risk message designers, researchers, and decision-makers not available in other resources.~DT The scholars who contributed are the best in the field and were drawn from countries in North America, Europe, Asia, and Oceania. 50 authors hail from outside of the U.S.~DT The articles sit within the broader ORE, which allows them to be updated and facilitates connection with other topics.