This month's Delayed Recall highlights episodes on CTE and head trauma. Dr. Jason Crowell talks with Dr. Jesse Mez on his work on chronic traumatic encephalopathy and American football players, from the August 29, 2017. The next segment, from January 21, 2020, features Dr. Jeff Ratliff interviewing Dr. Charles Bernick on MRI biomarkers in boxers and MMA fighters. Next, from April 3, 2018, Dr. Lee Goldstein discusses teen concussion and early tauopathy with Dr. Jeff Ratliff. Finally, we feature the November 6, 2012 interview between Dr. Jeff Kutcher and Dr. Everett Lehman about his paper on NFL players and neurologic causes of death.