Professional Activites

American Statistical Association, Biometrics Society, Institute of Mathematical Statistics, International Statistical Institute, American Heart Association, American College of Epidemiology, Commissioned Officers Association of the United States.Public Health Service.

Elected Offices

1996-1999	Board of Directors, American College of Epidemiology
1993-1995	Chair Elect, Chair, Past Chair, Epidemiology Section, American Statistical Association
1992	Publications Officer, Epidemiology Section of the American Statistical Association
1991	Program Chair, Biopharmaceutical Section of the American Statistical Association