Stephen Bruehl is a biomedical researcher. Co-author with beatriz-villarroel of the October 2025 Scientific Reports study on POSS-I transients and the nuclear-UAP correlation (src-poss-palomar-transients-nuclear-uap-2026-06). He was named to the disclosure-foundation’s executive committee leading a review of nasa archival material for UAP information (announced June 24, 2026), alongside mike-gold, jordan-flowers, beatriz-villarroel, maaneli-derakhshani, travis-taylor, and reggie-brothers.