https://www.ourtownny.com/news/rita-popper-longtime-upper-east-side-advocate-dead-at-87-DF6153360 hourly Our Town - Eastsider en 2026-08-30T12:17:32-04:00 Rita Popper, Longtime Upper East Side Advocate, Dead at 87 https://www.ourtownny.com/binrepository/screenshot-2026-08-28-at-6-18-51-pm_4-11050380_20260830121733.png Rita Popper, a longtime Community Board 8 member and president of the Knickerbocker Tenant’s Association, has passed away at the age of 87.