Marianna asks what we get wrong about people who are drawn to conspiracy theories – and finds out who's really at risk of falling down the rabbit hole. Gary Matthews was a talented artist and photographer, sociable and well-liked - a familiar face in his hometown of Shrewsbury. A few years ago, his friends noticed that he was getting into conspiracy theories. Like millions of others, he fell for Covid pseudoscience when the pandemic hit. In January 2021, at the age of 46, Gary caught the virus, and died. Marianna Spring, the BBC’s specialist disinformation reporter, travels to the serene medieval Shropshire town that Gary Matthews called home to investigate what happened to him - and why. While delving into the conspiracy underbelly of this picturesque town, she finds out more about Gary's life - and discovers a story that's been repeated across the country, and around the world. Producer: Ant Adeane Editor: Mike Wendling

As Gary is remembered by those he left behind, what does his story tell us about the world we live in – online and off – right now? Gary Matthews was a talented artist and photographer, sociable and well-liked - a familiar face in his hometown of Shrewsbury. A few years ago, his friends noticed that he was getting into conspiracy theories. Like millions of others, he fell for Covid pseudoscience when the pandemic hit. In January 2021, at the age of 46, Gary caught the virus, and died. Marianna Spring, the BBC’s specialist disinformation reporter, travels to the serene medieval Shropshire town that Gary Matthews called home to investigate what happened to him - and why. While delving into the conspiracy underbelly of this picturesque town, she finds out more about Gary's life - and discovers a story that's been repeated across the country, and around the world. Producer: Ant Adeane Editor: Mike Wendling

Marianna looks at the role that social media played in pushing Gary towards conspiracy theories. Gary Matthews was a talented artist and photographer, sociable and well-liked - a familiar face in his hometown of Shrewsbury. A few years ago, his friends noticed that he was getting into conspiracy theories. Like millions of others, he fell for Covid pseudoscience when the pandemic hit. In January 2021, at the age of 46, Gary caught the virus, and died. Marianna Spring, the BBC’s specialist disinformation reporter, travels to the serene medieval Shropshire town that Gary Matthews called home to investigate what happened to him - and why. While delving into the conspiracy underbelly of this picturesque town, she finds out more about Gary's life - and discovers a story that's been repeated across the country, and around the world. Producer: Ant Adeane Editor: Mike Wendling

Marianna examines new evidence and fills in the gaps of Gary’s last days. Gary Matthews was a talented artist and photographer, sociable and well-liked - a familiar face in his hometown of Shrewsbury. A few years ago, his friends noticed that he was getting into conspiracy theories. Like millions of others, he fell for Covid pseudoscience when the pandemic hit. In January 2021, at the age of 46, Gary caught the virus, and died. Marianna Spring, the BBC’s specialist disinformation reporter, travels to the serene medieval Shropshire town that Gary Matthews called home to investigate what happened to him - and why. While delving into the conspiracy underbelly of this picturesque town, she finds out more about Gary's life - and discovers a story that's been repeated across the country, and around the world. Producer: Ant Adeane Editor: Mike Wendling

Filmmaker Tristan hears about the death of his cousin Gary. Seeking to understand what happened, Tristan returns to Shrewsbury, where he encounters Charlie Parker. Gary Matthews was a talented artist and photographer, sociable and well-liked - a familiar face in his hometown of Shrewsbury. A few years ago, his friends noticed that he was getting into conspiracy theories. Like millions of others, he fell for Covid pseudoscience when the pandemic hit. In January 2021, at the age of 46, Gary caught the virus, and died. Marianna Spring, the BBC’s specialist disinformation reporter, travels to the serene medieval Shropshire town that Gary Matthews called home to investigate what happened to him - and why. While delving into the conspiracy underbelly of this picturesque town, she finds out more about Gary's life - and discovers a story that's been repeated across the country, and around the world. Producer: Ant Adeane Editor: Mike Wendling

Marianna meets Charlie Parker, the man who ran the Facebook group Gary was in before he died. Gary Matthews was a talented artist and photographer, sociable and well-liked - a familiar face in his hometown of Shrewsbury. A few years ago, his friends noticed that he was getting into conspiracy theories. Like millions of others, he fell for Covid pseudoscience when the pandemic hit. In January 2021, at the age of 46, Gary caught the virus, and died. Marianna Spring, the BBC’s specialist disinformation reporter, travels to the serene medieval Shropshire town that Gary Matthews called home to investigate what happened to him - and why. While delving into the conspiracy underbelly of this picturesque town, she finds out more about Gary's life - and discovers a story that's been repeated across the country, and around the world. Producer: Ant Adeane Editor: Mike Wendling

Gary’s death is covered in the local media – and online, the information battle heats up. Gary Matthews was a talented artist and photographer, sociable and well-liked - a familiar face in his hometown of Shrewsbury. A few years ago, his friends noticed that he was getting into conspiracy theories. Like millions of others, he fell for Covid pseudoscience when the pandemic hit. In January 2021, at the age of 46, Gary caught the virus, and died. Marianna Spring, the BBC’s specialist disinformation reporter, travels to the serene medieval Shropshire town that Gary Matthews called home to investigate what happened to him - and why. While delving into the conspiracy underbelly of this picturesque town, she finds out more about Gary's life - and discovers a story that's been repeated across the country, and around the world. Producer: Ant Adeane Editor: Mike Wendling

Two of Gary’s closest friends give us the inside story of his journey towards conspiracy theories. Gary Matthews was a talented artist and photographer, sociable and well-liked - a familiar face in his hometown of Shrewsbury. A few years ago, his friends noticed that he was getting into conspiracy theories. Like millions of others, he fell for Covid pseudoscience when the pandemic hit. In January 2021, at the age of 46, Gary caught the virus, and died. Marianna Spring, the BBC’s specialist disinformation reporter, travels to the serene medieval Shropshire town that Gary Matthews called home to investigate what happened to him - and why. While delving into the conspiracy underbelly of this picturesque town, she finds out more about Gary's life - and discovers a story that's been repeated across the country, and around the world. Producer: Ant Adeane Editor: Mike Wendling

Marianna goes to a rally on the invitation of a man who believes strange things about Covid. Gary Matthews was a talented artist and photographer, sociable and well-liked - a familiar face in his hometown of Shrewsbury. A few years ago, his friends noticed that he was getting into conspiracy theories. Like millions of others, he fell for Covid pseudoscience when the pandemic hit. In January 2021, at the age of 46, Gary caught the virus, and died. Marianna Spring, the BBC’s specialist disinformation reporter, travels to the serene medieval Shropshire town that Gary Matthews called home to investigate what happened to him - and why. While delving into the conspiracy underbelly of this picturesque town, she finds out more about Gary's life - and discovers a story that's been repeated across the country, and around the world. Producer: Ant Adeane Editor: Mike Wendling

After roughly 78,000 migrants made the journey from Morocco to the Spanish enclave of Ceuta in a matter of hours at the end of July, reporters across the world were quick to identify the role of social media. Capitalising on misinformation about a Spanish Supreme Court ruling, millions of posts appeared over several weeks portraying the territory as a viable path to a new life in Europe. On this episode of Top Comment we take a detailed look at the accounts sharing what we're calling 'mirage content', revealing a network of coordinated profiles spamming the algorithm. For the first time, we expose a direct link between these faceless creators and those profiting from the movement of people, uncovering an integrated business operation run through Instagram.Top Comment is hosted by Marianna Spring and Matt Shea. The series producer is Laurie Kalus. The social producer is Sophie Millward. The technical producer was Stephen Bailey. The editor is Justine Lang. The senior news editor is Sam Bonham.In response to our reporting, Meta told the BBC: “We have a team monitoring the situation in Ceuta in real time and removing content that violates our policies - including content that offers to provide, facilitate or seek human smuggling services”. If you want to get in touch about something that's popped up on your feed, our email address is [email protected] or you can send us a WhatsApp on +44 330 123 9480.