Trial Ad (and other) Notes, published by Mary Whisner, focuses on issues related to criminal justice and appellate practice. The blog covers topics such as evidence-based practices in indigent defense, eyewitness identification and expert testimony, appellate procedure including federal appellate brief limits, and constitutional rights like the right to counsel at bail hearings. It also discusses broader criminal justice concerns including incarceration growth, juvenile justice reform, forensic evidence, and policy analysis from social science and legal perspectives. The content includes case law analysis, legislative and procedural developments, and reports from national organizations addressing justice system reforms.