title: Introduction to this issue: elder issues.
authors.forename: John
authors.initials: J
authors.lastname: Petrila
mesh_terms: D000368:Aged; D000375:Aging / Q000502:physiology* / Q000523:psychology; D000544:Alzheimer Disease / Q000503:physiopathology; D001921:Brain / Q000503:physiopathology; D006801:Humans; D011584:Psychology / Q000331:legislation & jurisprudence