San Francisco is the latest city to present legislation that would prohibit employers from asking job applicants if they had any prior convictions.  If the legislation is passed, San Francisco will join about twenty one other cities in banning the box, as it is known.   Banning the box refers to the check box on job applications, asking if an applicant has had prior criminal conviction.

Among the twenty one cities, Cincinnati, Boston, Chicago, Philadelphia,  and Austin, Texas,  are…