Los Angeles Times spoke with John Walsh about Loma Linda and the concepts of Blue Zones, along with how to verify claims of Blue Zone communities. Yahoo News and Frederick News-Post republished the article. The column noted that Walsh has seen firsthand some of the benefits of the culture in Nosara, the Costa Rican Blue Zone community, having taught a gerontology class there. “Longevity research is a real slippery slope, with way too many researchers around the world cashing in on humanity’s fear of aging, frailty and death,” he said.