A political activist is someone who takes action and works towards creating changes in government policies or social issues that they believe in. They may protest, advocate, or engage in other activities to promote their cause. Full definition
«Peer review» developed into a mantra that was picked up by political activists who clearly had no idea of the procedures of science or its learned societies. (desmogblog.com)
But she's entrenched herself with a burgeoning grassroots base of political activists and has found kinship with fiscal conservatives. (syracuse.com)
This is an example on a small scale (so far, at least) of scientists attacked by political activists on the left. (climatedepot.com)