National Psoriasis Foundation
The National Psoriasis Foundation (NPF) is a nonprofit organization whose mission is to educate the public, support psoriasis research and advocate for better understanding for people who have the disease. NPF publishes the most current information on psoriasis for the public, providing a forum for those who have psoriasis to speak out.

American Academy of Dermatology
The American Academy of Dermatology provides the general public with access to a wide variety of information about the specialty of dermatology. Under the section, Patient Information, find links to foundations and patient support groups, news updates related to dermatologic conditions, and patient education.

AAD PsoriasisNet
PsoriasisNet is an on-line patient education service of the American Academy of Dermatology, supported by an unrestricted educational grant from Fujisawa Healthcare, Inc.

EUROPSO
EUROPSO is a federation of 25 psoriasis patient associations from the geographic region of Europe. It aims to raise awareness of psoriasis and achieve equal opportunities for psoriasis patients in all European countries through active support of its member associations.

MEDLINEplus: Psoriasis
MEDLINEplus contains health information from the world's largest medical library, the National Library of Medicine. MEDLINEplus is updated daily and has links to information on psoriasis treatment, research, clinical trials, and more.

National Institute of Arthritis and Musculoskeletal and Skin Disease (NIAMS)
NIAMS, a division of the National Institutes of Health, supports research into the causes, treatment, and prevention of arthritis and musculoskeletal and skin diseases. This site provides information on psoriasis including research updates and educational materials.

The International Federation of Psoriasis Associations
The International Federation of Psoriasis Associations (IFPA) is an international organization whose membership is made up of the respective lay psoriasis organizations in countries around the world.

Psoriasis Society of Canada
The Psoriasis Society of Canada is a National Organization dedicated to the people who have psoriasis in Canada. This site assists those who have psoriasis by providing up-to-date information on treatment, programs and services.