Storytellers: "The Audition" - When Therapists Experience Self-Doubt: Mark O'Connell, LCSW

Taking Back Sunday drummer Mark O’Connell has left the band after 25 years #takingbacksunday

Mark O'Connell on new arena

Mark O'Connell is a goddamn animal

Taking Back Sunday's Mark O'Connell on falling in love with drums

American Music Shop: Mark O'Connor, Maura O'Connell, Bela Fleck, Sam Bush & More

Taking Back Sunday interview - Mark O'Connell & Shaun Cooper (2019)