The document discusses several factors that can contribute to wrongful convictions in criminal justice systems, including human errors, systemic biases, pressure from the media and public, flaws in the adversarial system, tunnel vision in investigations, unreliable eyewitness identifications and interrogations, issues with expert witnesses and informants, prosecutorial misconduct, and inadequate defense counsel. It also notes that wrongful convictions harm not just the convicted person but also the original victims and their families as well as the wider community. Appellate remedies on their own are often limited in addressing wrongful convictions.