In voter ID cases, Nathaniel Persily says, it’s hard to find a voter who can’t vote due to the law or cases of fraud the law is meant to stop.

Eric Carpenter-Grantham came up with the idea to create three ID logos for people with invisible disabilities like autism, mental health and hearing impairment.

HARRISBURG, Pa. — What began as a Maryland family’s mission to help people with invisible disabilities stay safe is officially becoming law, and the movement is spreading across state lines.

A search of their home allegedly found an invisible ink kit, documents with coded language and maps showing military bases.

The program, newly implemented by the Middleton Police Department, allows those with invisible disabilities to mark their disability on a sticker that goes on the back window of their vehicle.