The 200 members of the Association include pathologists, clinical chemists, molecular and cell biologists, microbiologists, immunologists, hematologists, cytogeneticists, toxicologists, pharmacokineticists, clinicians, cancer researchers and other doctoral scientists who are experts in the applications of laboratory methods for the elucidation, diagnosis, and treatment of human diseases. Most members live in North America, but the Association has members around the world. The Association encourages its members to conduct clinical research, present papers, organize seminars, visit each other's laboratories, improve their clinical and laboratory skills, expand their knowledge, and publish their findings.