University of Tennessee Health Science Center,
Department of Obstetrics and Gynecology 1977 -
Assistant Professor 1977 - 1979
Clinical Assistant Professor 1979 - 1990
Clinical Associate Professor 1990- 2005
Clinical Professor 2005 - 2006
Professor 2006 -

UT Medical Group, Inc. Infertility, Gynecology and Reproductive Surgery 2006 -

The Johns Hopkins Medical and Surgical Association 1976 -

Tennessee Medical Association 1978 -
Delegate 1983
Alternate Delegate 1984 - 1985

Memphis Shelby County Medical Society 1978 -
Chairman, Program Committee 1981 - 1982
Vice-Chairman, Communications 1982 - 1985, 1987 - 1989

Memphis Obstetrical and Gynecological Society 1977 -

American Society of Reproductive Medicine / American Fertility Society 1975 -
Society of Reproductive Surgeons 1984 -
Program Committee, Assistant Movies Chairman 1983 - 1991
Regional Chair, Regional Advisory Council 1997 - 1998

AAGL, formerly the American Association of Gynecologic Laparoscopists 1977 -
President 1990 - 1991
Board of Trustees 1985 - 1987, 2002 - 2003
Advisory Board 1987 -
Secretary-Treasurer/Vice-president 1988 - 1990
CME Committee, Ex-officio Board of Trustees 1988 - 1995
CME Director 1993 – 1995

Editorial Board, Journal of the American Association of Gynecologic Laparoscopists 1990 - 1996, 2002 -

Gynecologic Surgery Society / Gynecologic Laser Society 1982 -
Chairman of the Board 1992 – 1998
President 1994 - 1996
President-elect 1992 - 1994
Treasurer, Vice-president 1986 - 1990
Board of Directors 1984 – 1990, 1992 - 1998
Webmaster 2002 -

Editorial Board, Journal of Gynecologic Surgery 1984 -

Editorial Board, Endometriosis Zone (EndoZone.org) 2001 -

International Society of Gynecological Endoscopy 1996 -
ISGE Board 1996 - 1998
Scientific Program Co-Chairman, Singapore 1997

American National Standard Institute 1987 -
Subcommittee on Laser Safety in Medical Facilities 1987 - 1996

American College of Obstetricians and Gynecologists 1975 -
District Chairman, Maryland Junior Fellows 1976 - 1977
Fellow 1979 -

American Medical Association 1972 -

Emory University Alumni Association 1968 -

Georgia Military Academy/Woodward Academy Alumni Association 1964 -