The International Society of Appraisers (ISA) is a professional organization dedicated to the education and certification of appraisers. Founded in 1979, it provides resources, training, and networking opportunities for individuals involved in the appraisal of personal property, including art, antiques, and collectibles. ISA promotes high standards of practice and ethics within the appraisal profession. Members benefit from access to industry publications, workshops, and a community of professionals committed to excellence in appraisal services. The organization also offers certification programs to enhance the credibility and skills of its members.