Mental Health America’s 2024 report revealed that 23% of adults experienced a mental health illness in the past year — almost 60 million people. John Williamson, a Honolulu resident, began ketamine therapy earlier this year amid a lifelong struggle with depression. “Psychedelic Science 2025 seemed like the best place to access the latest information on these therapies,” he said. As of May 2025, Oregon and Colorado are the only two states with regulated access to psychedelic therapy and healing centers. “Keeping them subject to prohibition — where people can get incarcerated for possession — contributes to stigma.”Psychedelic Science 2025, Monday, June 16 to Friday, June 20, Colorado Convention Center, 700 14th St., Denver.