Hawaii Dental Association – 2004
San Diego City Dental Society – 2003
Wichita District Dental Society – 2003
South Carolina Dental Association – 2004
Southern Oregon Dental Society - 2004
San Diego County Dental Association – 2002, 2003
Greater Orlando Dental Society - 2003
N. Carolina Dental Society - 2004
S. Carolina Dental Society – 2004
Newark Beth Israel Medical Center- 2003
Iranian American Dental Association- 2002, 2003
Ark-LA-Tek Academy of Dentistry- 2003
American Dental Society for Dental Aesthetics- 2003
Dental Society of Western Pennsylvania- 2003
Metro Denver Dental Society- 2004
DentalTown Townie Meeting- 2004
Iowa Dental Association- 2004
Larry Smedley, D.D.S.- 2004
Nu Life Long Island- Study Club- 2004
Academy of General Dentistry, Rhode Island - 2004
Academy of Periodontology - 1990
ADA Young Dentists Conference - 10th District
Albuquerque Dental Association - 1998
Alpha Omega Fraternity, Toronto - 1991
American Academy of Dental Group Practice - 1990
American Dental Assistants Association - 1995, 1996
American Dental Association Annual Session - 1995, 1996, 2001, 2003 
Apollonian Dental Society, NY - 1995
Arizona State Dental Society - 1997, 2001
Boulder County Dental Society - 1992
Buffalo-Niagra Meeting - 2002
California Dental Association - 1993, 1996, 2001, 2002 
Case Western Reserve University - 1988 , 1989, 1992
Central Ohio Dental Society - 1990
Chicago Mid-Winter Meeting - 1991, 1993, 1995, 1997, 1999, 2001 
Cincinnati Study Club - 1988
Cleveland Dental Society 
Cleveland Young Dentists Society- 1991
Columbus Alpha Omega Dental Fraternity
Connecticut State Dental Association - 2001
Cordon Palmer Dental Society - 1997
Creighton University, Omaha - 1989
Dalhousie University, Nova Scotia - 1990
Dallas Mid-Winter Meeting - 1992, 1995, 1998, 1999
Dayton Alpha Omega Dental Fraternity
Dayton Dental Society
Denver Mid-Winter - 1999
Denver Summer Meeting - 1992
Discus Dental Extravaganza - 2002
District of Columbia Dental Society - 1992, 1995, 2004
Dubuque Dental Society - 1993
Dyna Flex - 2002
Endo Magic Root Camp - 1997, 1998, 2000, 2004
First District Dental Association, Indiana
Florida National Dental Congress - 2000
Fraser Valley Dental Society - 1997
Georgia AGD - 1999
Greater Long Island Dental Meeting - 2001
Greater New York Dental Meeting -1991, 1994, 2000, 2002
Greater Niagara Frontier Meeting - 1994
Greater St. Louis Dental Society - 1995, 1997, 2000
Harbor Dental-Mid-Winter - 2001
Hinman Dental Meeting - 1991, 1993, 1996
Hocking Valley Dental Society
Holiday Dental Conference, NC - 1992, 1993, 1999
Houston District Dental Society - 1988, 1994, 1998
Idaho Dental Association - 1999, 2002
Illinois State Dental Society - 1991, 1997
Indiana Society of Pediatric Dentistry - 1991
Indiana University - 1990, 1992
International College of Dentists - 1988
Iowa Academy of General Dentistry - 1993
Kankakee Dental Society - 1993
Kansas State Dental Society - 1996
Kentucky Dental Association - 1998
Laurel Mississippi Dental Society - 1997
London District Dental Society 1996
Maine Dental Society - 1997, 2001
Maryland State Dental Association - 1993, 1995
Massachusetts Dental Association - 2001
Maumee Dental Society - 1988, 1989
McGill University - Montreal - 1990
Medina County Dental Society
Miami Mid-Winter - 2000
Michigan Dental Association - 1991, 1993, 1997, 2002
Michigan Dental Society - 2002
Mid-Atlantic Dental Expo - 2001
Mid-South Dental Congress - 2000
Minnesota Southern District Dental Society - 1996
Monmouth-Ocean County - 2003
Muskegon, Michigan Dental Society
New Jersey AGD - 2000
New Orleans Dental Conference -1993
New Orleans Dental Society - 1991
New York Academy of Practice Administration-1992
North Central Dental Society, IN - 1994
North Coast Dental Meeting
North East Dental Society - Ohio
North East Society of Orthodontists
North Lake Dental Association - 2002
Northwestern University - 1989, 1991
Nova Southeastern University - 1998, 1999, 2001, 2002
Ohio Dental Assistants Association
Ohio Dental Association - Annual Session -1983, 1985, 1989, 1995, 1998, 1999, 2004
Ohio State University - 1986, 1987, 1989, 2004
Oklahoma County Dental Society- 1991
Omnibus Study Club, Lansing, Michigan
Onondaga Dental Society - New York - 1993
Ontario Dental Association - 1999, 2004
Panamaninan Dental Society-1997
Paul Revere Dental Study Club - 2002
Piedmont Dental Society - 1993
Redwood Empire D.S. - 1997
Rhode Island Dental Association - 1998, 2000
Richmond Dental Society - 2002
Richmond VA Dental Society - 2002
Sacramento Dental Society - 1997
Scripps Dental Conference - 2001
SE Arkansas Dental Assoc - 1999
SE Texas AGD - 2000
SIU School of Dental Medicine - 1997
Spokane District Dental Society - 1996
Stark County Dental Society
State College, PA Dental Society - 1997
State University of New York - 1988
Tennessee Dental Association - 1993
Texas Dental Association - 1992, 2003
Three Rivers Dental Conference, Pittsburgh - 1990
Toledo Dental Society - 1987
Toronto Academy of Dentistry - 1993
Tufts University - 1988, 1989, 1990, 1992, 1995
University of British Columbia - 1991, 1992, 1993, 1994
University of Buffalo - 1988
University of Michigan - 1989, 1990
University of Mississippi - 1991
University of Missouri - 1990
University of Nebraska - 1995
University of Oklahoma - 1987, 1989
University of Pittsburgh - 1987,1996
University of Tennessee - 1990, 1995, 1997
Upper Pinnellas Dental Society - 1992
Utah Dental Association - 1998
Valley Forge Dental Conference -1993, 1997
Valley Forge Dental Society - 2002
Victoria Dental Society - 1996
Virgin Islands Dental Association - 1988
Virginia Commonwealth University - 1989
Walla Walla Dental Society - 2003
Washington State Dental Association - 1993, 1998 
West Michigan Dental Society - 1989
Western Colorado Dental Society - 1994
Western Indiana Dental Society- 1989
Western Ohio Dental Association - 1997
Winnepeg Dental Society - 2002
Wisconsin Dental Association - 1992
Wyoming Dental Association - 1997
Yankee Dental Congress - 1991, 1996, 1999