2007 Elected Vice President of the North Carolina Chapter of the American Statistical Association

2008 elected President of the North Carolina Chapter of the American Statistical Association

Chair of Massachusetts Biotechnology Council, Biostatistics and Data Management, 1997 to 2005.

Reviewer to SAS Institute, 1996 to present.

Statistical reviewer of Applied Clinical Trials, 1996 to 1998.

President of the Swedish Society for Medical Statistics, 1991 - 1993

Council member of Swedish Statistical Association, 1991 - 1993

Council member and co-founder of European Federation of Statisticians
in the Pharmaceutical Industry, 1991 - 1993

Member of ISCB - Working Party on Statistics in European Drug Regulation, 1991 - 1993

Member of the Adverse Event Management Group in Coordination of AstraZeneca's Clinical Information Systems, 1992 - 1993

Member of Guideline for the Internal Statistical Report Group, 1990 - 1993

Member of AstraZeneca Evaluation Planning Team, 1993

Member of Worldwide Quality of Life and Health Economics Task Force between AstraZeneca and Merck/US, 1991 - 1993

Chair of Clinical Trials Methodology from a Statistical Point of View, 1983 - 1993