Think fast — the Three Minute Thesis competition is returning to the University of Oregon.The competition, developed by the University of Queensland, Australia, is a challenge to graduate students to effectively explain their thesis research in three minutes or less.The preliminary rounds will be held from 5 p.m. to 6:30 p.m. in Room 177, Lawrence Hall on Friday, April 17, and the next week on Friday, April 24. The top five presenters from each preliminary round will advance to the UO Finals.