On World Toilet Day, Tribal Worldwide launched a campaign for UNICEF with the goal of informing a new audience about the lack of access to toilets worldwide. Called "Access Denied," the campaign urges change in both behavior and policy on issues ranging from enhancing water management to ending open-air defecation. The campaign includes a series of posters, a dedicated website and "Toilet Trek," a game available on desktop and mobile that dramatizes the dire situations faced by those who are for...