Buster was a long-term graduate student due to the Bluth family's largesse. He definied himself as a "scholar" and enjoyed "scholarly pursuits". Ever since the SEC charged George Bluth and halted the Bluth family's funds, his studies have cut back drastically.
Native American tribal ceremonies ("Pilot")
Cartography: the mapping of uncharted territories ("Pilot")
18th-century agrarian business classes ("Pilot")
Sleep Depravation Study ("Bringing Up Buster")
Archaeological dig ("Bringing Up Buster")
French Sleep Depravation Study ("Bringing Up Buster")
Archaeology, where he found Buster's rock ("Charity Drive")
Nausea Study ("Pier Pressure")