Dr. Derrick Zwickl is a notable researcher in the field of phylogenetics. He is the author of GARLI a freely available, software package that infers phylogenetic trees for molecular sequences using the maximum likelihood criterion. GARLI is one of the fastest programs available for this problem.
He is currently a postdoctoral fellow at NESCent (the National Evolutionary Synthesis Center) in Durham, North Carolina. Durham is a city in the US state of North Carolina. It is the County seat of Durham County He received his PhD from the University of Texas, where he worked with David Hillis. David Mark Hillis is a prominent American Herpetologist and systematic biologist at the University of Texas - Austin