Medical Researcher/Immunologist -
Meet Dr. Barry Bloom - Medical Researcher/Immunologist, Howard Hughes Medical Institute
Stephen S. Hall
Meet a Biotechology Science Writer - Stephen Hall
Leon Lederman
Nobel laureate in physics, and leading advocate for reform of science education - Leon Lederman
Dr. Maxine Singer
Meet Dr. Maxine Singer, President of the Carnegie Institution in Washington and active researcher at the National Institutes of Health