Merit-based tests and contests have become popular methods for allocating rewards from trophies to contracts, jobs to grants, admissions to licenses. With origins in jurisprudence, methods of rewarding merit seem fairer than those rewarding political or social connections, bribery, aggression, status, or wealth. Because of this, merit-based competitions are well-suited to the societal belief that people should be rewarded for what they know or do, and not for who they know or are; however, judging merit is rarely an easy task it is prone to a variety of biases and errors. Small biases and...

Merit-based tests and contests have become popular methods for allocating rewards from trophies to contracts, jobs to grants, admissions to licenses. With origins in jurisprudence, methods of rewarding merit seem fairer than those rewarding political or social connections, bribery, aggression, status, or wealth. Because of this, merit-based competitions are well-suited to the societal belief that people should be rewarded for what they know or do, and not for who they know or are; however, judging merit is rarely an easy task it is prone to a variety of biases and errors. Small biases and...