In episode 71 of Podsocs (podcasts for social workers) Patricia Fronek interviews Lyndal Greenslade on the topic of Closet activists and covert workplace activities.
You can access a free copy of Lyndal’s recent paper: Social Workers’ Experiences of Covert Workplace Activism.
For more on the history, and recent renaissance, of radical social work see the page on the history of social work website.