Editor’s note:

A special investigative report by Chronicle reporter Brian Rosenthal, “Denied,” published on Sept. 11, which explored Texas’ arbitrary threshold for delivery of special education services, has drawn heated reaction from scores of parents, educators, disability-rights activists and others. We’re sharing some of that commentary here, with op-eds from parents, Suzanne Hammer of Austin and Lyn Pollard of Dallas, and letters that can be found on