title: Introductory comments for the scientific ethics theme.
authors.affiliation: University of Pittsburgh, Pittsburgh, PA 15260.
authors.forename: Beth A
authors.initials: BA
authors.lastname: Fischer
authors.affiliation: UT Southwestern Medical Center, Dallas, TX 75390.
authors.forename: Frederick
authors.initials: F
authors.lastname: Grinnell
authors.affiliation: University of Pittsburgh, Pittsburgh, PA 15260.
authors.forename: Michael J
authors.initials: MJ
authors.lastname: Zigmond