Lincolnshire Police have issued a social media appeal to find 36-year-old Ashley Hill from Nettleham.
Officers have stated they are concerned for his welfare. He was last seen at his home at around 10am on Saturday, May 14.
Ashley is a prominent character in the area, as outspoken administrator of the popular ‘alternative news’ Facebook page Lincoln Problems.
He has also, on a number of occasions, spoken out about mental health issues, including during an interview with The Lincolnite on his battle with depression.
Anyone with information on the current whereabouts of Ashley should contact Lincolnshire Police on 101, quoting incident number 148.