William Gould Author & Editor

William Gould is president of StataCorp and heads the technical development of Stata. He is also the architect of Mata, Stata’s matrix programming language.

Jeff Pitblado is associate director of statistical software at StataCorp. He has played a leading role in the development of ml through adding the ability of ml to work with survey data and writing the current implementation of ml in Mata.

Brian Poi is senior economist at StataCorp. On the software development side, he has written a variety of econometric estimators in Stata.