Berkhamsted paedophile network
In 2016, police discovered a child sex abuse network run from Berkhamsted in Hertfordshire, England. Members of the ring committed serious sexual offences against children, including rape. Eight of them were convicted and some received significant prison sentences.
The discovery resulted in a police investigation in 2017 which helped to uncover many other child abusers worldwide.
Operation Pendent
Operation Pendent was a child sex abuse investigation in 2017 into the Berkhamsted network; it was led by Hertfordshire Constabulary, and helped to uncover many other child abusers worldwide. One suspect in the United States was arrested within 48 hours of information being passed to Homeland Security.Media restrictions
For much of 2017, media reporting on the criminal proceedings members of the network was under reporting restrictions. Restrictions were lifted on 20 December 2017, when six offenders were sentenced. A seventh was jailed in February 2018.Sentences
| Perpetrator | Conviction | Sentence |
| Michael Emerton | Rape of a child, inciting a child to partake in sexual activity, conspiring with others to rape or commit sex acts with or in front of a child | Nine life sentences |
| Bruce Child | Rape of a child, indecently assaulting a child younger than 16, grooming a 12-year-old child, making indecent photographs of children taken from the internet. | 18 years, 6 years concurrently, 3 years |
| Thomas Perry | Conspiring to rape a child younger than 13, planning sex acts with a child younger than 13, causing a child to witness sexual activity | 14 years |
| Paul Stevens | Conspiracy to rape a child younger than 13, planning sex acts with a child younger than 13 | 10 years |
| Matthew Webby | Sexual acts with a child, conspiring to rape a child, planning sex acts with a child, possessing indecent images of children | 9 years |
| Robert Lindsay | Conspiring to rape a child, planning sex acts with a child, inciting the sexual exploitation of a child, making indecent photographs of a child | 7½ years |
| Simon Wintle | Sexual activity in front of a child | 2½ years |
| David Overall | Accessing and distributing indecent photographs of children | 2 years |