The GiST project at UC Berkeley currently includes Prof. Joe Hellerstein and graduate students Marcel Kornacker, Mehul Shah and Megan Thomas. In addition, Prof. Christos Papadimitriou is involved in indexability research.
We also work with external colleagues Prof. Oliver Günther of Humboldt University, Berlin, Prof. Lisa Hellerstein of Polytechnic University, Prof. Elias Koutsoupias of UCLA, and Dr. C. Mohan of IBM Almaden Research