Sir Roger Singleton, chairman of the Independent Safeguarding Authority (ISA), says people need to "calm down" and consider the issue "rationally".
The ISA came under fire after it emerged that parents who regularly give children lifts on behalf of sports or social clubs will have to face checks.
People who ignore the new regulations face fines of up to £5,000.
The Home Office's Vetting and Barring Scheme, which is designed to protect children from paedophiles, covers adults who are in regular contact with young people.
See the full report at bbc.co.uk