In his 1927 paper, "A law of comparative judgment," the American psychologist L. L. Thurstone proposed that when people select one option among multiple alternatives, they are picking the one that has ...

Twelve jurors and six alternates have been chosen for the Karmelo Anthony murder trial. A pool that started with 589 prospective jurors was narrowed down after a day of vetting by prosecutors and ...

Clonal selection is a process proposed to explain how a single B or T cell that recognizes an antigen that enters the body is selected from the pre-existing cell pool of differing antigen ...