David Chellapah, 31, groomed children as young as 12 on social media, sent sexual messages and pressed them to engage in sexual activity, the Metropolitan Police said.
Jeremy Bird, 48, from Salisbury, Wiltshire, used the lightweight aircraft to follow children in playing fields, at one point making a pupil 'run and cry'.
When he was arrested, Louis Rumis, 82, boasted that he 'enjoyed' looking at the images, which included depraved videos of babies as young as six-months-old being abused.
Rosie Nelson still wonders about all sorts of things in relation to her ex- a man she now refers to as 'Pete the Paedophile'. 'You can't help but go over everything and think, "Was this significant?"'
An immigration judge ruled Edi Cardoso Ramos, 29, made an 'honest mistake' when he did not mention his criminal past while applying for leave to remain in the UK.
James Bubb, 28, who now identifies as a woman called Gwyn Samuels , groomed the woman online before sexually assaulting her when she was not yet a teenager.
Louis Rumis, 82, was caught by police and had his home in an affluent village in a national park raided - but he continued to download material and later told officers he 'enjoyed doing it'.