He was the chairman of the Department of Biostatistics and Applied Mathematics at the University of Texas M. D. Anderson Cancer Center from 1999-2010, where he played a role in the use of Bayesian methods to develop innovative, adaptive clinical trials.
The individual was the head of the Department of Biostatistics and Applied Mathematics at the University of Texas M. D. Anderson Cancer Center from 1999 to 2010, where he made significant contributions by applying Bayesian methods in developing innovative and adaptable clinical trials.