In addition to a thorough introduction to frontotemporal dementias, The Association for Frontotemporal Dementias provides specific diagnostic and clinical information for a variety of disorders, including Pick's Disease and progressive aphasia.
In addition to publishing a newsletter and hosting email support groups for care-givers and spouses of Lewy Body Dementia patients, the LBDA Web site contains patient care tips and links to scientific journal articles about LBD.
This page provides a succinct description of Lewy Body Dementia, as well as information about clinical trials.
The National Institute of Neurological Disorders and strokes briefly describes Pick's Disease and provides links to relevant clinical trials.
This University of California, San Francisco site offers information on different forms of dementia, along with healthy aging and memory.