The process weeds out smart people in favor of those committed to "service". It weeds out students who had undergraduate records based on intellectual challange in favor of high grades in more rote memory subjects.
We had several students in law school that flunked out during or at the end of the first year who then went to med school and prospered.
Some professors want to weed out medical students who don't believe in the theory of evolution. Seems a rather bizarre criteria to me.
Balderdash.