Mark Jenner

'Alison' lived with her partner Mark Cassidy for five years. He was integrated into her wider family, and they planned for their lives together. Mark Cassidy was a member of construction union UCATT and was invovled in trade union activities. He also took an active role in a number of groups, including anti-fascists, justice campaigns […]

Why did undercover cop Mark Jenner infiltrate Hackney campaigns in the 1990s? The Special Demonstration Squad's Mark Jenner was deployed using the name Mark Cassidy. The Undercover Research Group's extensive profile of Jenner shows the range of issues he spied on - anti-racist campaigns, trade unions, Irish republicanism and Hackney community campaigns. He chaired meetings, […]