Dr. John D. Clarke wants you to mind the gap.
The gap between the subway and the platform, that is.
Clarke, the medical director for the Long Island Rail Road, won the Department of Health and Human Services' contest for best swine flu public service announcement back in September.
His musical efforts have since been re-directed to transit safety.
"I recognize that gap accidents are quite preventable. I knew that Health-Hop would be a perfect way to spread the message and make an impact," he said.