By Cynthia J. Najdowski and Margaret C. Stevenson Before criminal jury trials in the United States, attorneys question potential jurors during voir dire, seeking to exclude individuals who may be biased—and those they believe may not favor their position—from trial participation. In recent years, especially when police officers are charged with crimes, this process has increasingly involved asking potential jurors about their attitudes toward the Black Lives Matter (BLM) movement. However, this practice may reduce jury representativeness and facilitate biased verdicts, important issues that can be informed by psychological science. When BLM Becomes a Jury Filter The first concern is representativeness. National polling shows that attitudes toward BLM vary by race and ethnicity, with more individuals of racial and ethnic minorities than White individuals expressing support for the movement. Consistent with this, in two studies we presented at the 2025 Society of Experimental Social Psychology conference, we found that undergraduates and online community members who identified as Black or another minority race or ethnicity were at higher risk of BLM-based exclusion. Thus, attorneys who dismiss …