The International Union of Photobiology (IUPB; formerly, the Association Internationale de Photobiologie, A.I.P.), the successor of the International Light Committee (Comité International de la Lumie`re, C.I.L.) and the International Photobiology Committee (Comité International de Photobiologie, C.I.P.) is a non-profit, non-governmental organization founded in 1928 with the mission to stimulate scientific research and international collaboration in photobiological sciences.
Membership is open to international and national photobiology groups and to individuals from countries with no photobiology organizations.

Main activities of IUPB:

• Sponsors the International Congress on Photobiology (ICP) every 4-5 years, bringing together leading research scientists in basic photobiological sciences and photomedicine.
• Selects awards presentations at the International Congress on Photobiology (ICP) by the
  Finsen lecturer Finsen Lecturers are promising photoscientists who have achieved breakthroughs or similar accomplishments in the photosciences.
  and
  Edna Roe lecturerEdna Roe Lecturers are promising photoscientists who have achieved breakthroughs or similar accomplishments in the photosciences. Traditionally, most Edna Roe Lecturers have been women.
  .
• Selects and awards the
  Finsen Medal in PhotobiologyFinsen Medals are awarded to distinguished photobiologists for their outstanding contributions to the photosciences. These medals recognize scientists who have worked in the photosciences for a considerable number of years.
  presented at the International Congress on Photobiology (ICP).
• Undertakes projects to advance photobiology research worldwide, including in developing countries.
• Provides useful information and links on this website to serve the photobiology community.