The voting is done at the end of the regular season by members of the Professional Hockey Writers Association , and each voter picks their top five candidates on a 10 â `` 7 â `` 5 â `` 3 â `` 1 points system . The voting is conducted at the end of the regular season by members of the Professional Hockey Writers Association , and each individual voter ranks their top five candidates on a 10 â `` 7 â `` 5 â `` 3 â `` 1 points system .