Siobhan Freegard, the founder of Netmums.com - says the reaction amongst her online community to the death of a four-year-old who starved to death was "not again".
Relatives of Hamzah Khan's mother Amanda Hutton - who was today jailed for 15 years, say they blame social services.
Netmums offers support for parents here
Following the conviction of Amanda Hutton, questions are raised about how a four-year-old can starve to death in 21st century England.
For two years the mummified body of four-year-old Hamzah Khan lay hidden in his mother's squalid house.
Here is a timeline featuring some of key events in the lives of Amanda Hutton and Hamzah Khan