| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2002 | 978-0-9721695-0-9 | Jorge Cham | Piled Higher and Deeper: A Graduate Student Comic Strip Collection |
| 2005 | 978-0-9721695-2-3 | Jorge Cham | Life is tough and then you graduate: The second Piled Higher and Deeper Comic Strip Collection |
| 2007 | 978-0-9721695-3-0 | '' | Scooped! The Third Piled Higher and Deeper Comic Strip Collection |
| 2009 | 978-0-9721695-4-7 | '' | Academic Stimulus Package (Piled Higher & Deeper) |
| 2012 | 978-0-9721695-5-4 | '' | Adventures in Thesisland: The Fifth Piled Higher and Deeper Comic Strip Collection |
| '' | 978-0-9721695-9-2 | Piled Higher and Deeper Publishing LLC | The PHD Movie |