Join a Study Join Our Registry Please join our research registry to learn more about our active research studies and news from the HAARC Center. Research advancements are possible through the generosity of those who participate in our studies, and we extend our gratitude to you. Join Here Questions? SuperAging Research Initiative Phone: 773-795-1111 Email: superagingresearch@uchicago.edu Communication Bridge Research Program Phone: 1-855-824-7887 Email: cbtrial@uchicago.edu HAARC Center General Email: haarcresearch@uchicago.edu