- American Association of Immunologists (AAI)
- American Society for Histocompatibility and Immunogenetics
- American Society for Investigative Pathology (ASIP)
- British Society for Histocompatibility & Immunogenetics
- Federation of American Societies for Experimental Biology (FASEB)
- Microscopy Society of America
- Metroflow (NY area)
- Optical Society of America - OSA OpticsNet
- SPIE, International Soc. for Optical Engineering
- The Biochemical Society