How do extremists use cognitive biases to manipulate people?

Yes — extremists manipulate people by exploiting cognitive biases all minds share: confirmation bias, fear-driven threat perception, black-and-white thinking, and the need for group belonging. And governments can use the same playbook, not just militant groups.

How the manipulation works. Recruitment follows a gradual pipeline: recruiters target people who feel powerless or aggrieved, build emotional trust, then restrict the information environment so one narrative circulates (Extremist Recruitment and Control Mechanisms¹). Social identity bias does the heavy lifting — once identity binds to the group, members seek only confirming evidence and dismiss the rest as enemy propaganda (Radicalization: Understanding Its Psychological Roots²).

Cults use identical psychological tactics. A charismatic leader, love-bombing of newcomers, isolation from outside voices, and strict information control — so dissent comes to feel like betrayal (Groupthink and Identity Traps³). Fear appeals complete the process: threat narratives make people accept harsher policies and violence they would otherwise reject (A Socio-Cognitive Model⁴).

The misleading framing to watch for. Some sources apply these manipulation techniques exclusively to Hamas, claiming Israel’s “open media environment” is immune while portraying Israeli military conduct as inherently ethical. That is itself a textbook exploitation of the same biases — in-group favoritism, selective focus, false dichotomy — inoculating readers against applying critical tools to state propaganda. The FBI/NIJ radicalization model applies to any actor, state or non-state, that suppresses competing information.

The defense. Apply skepticism universally: notice when fear short-circuits judgment, ask whose grievances are erased, and reject any framing where only your group’s deaths count.