EntityQ15485517· pop 6· linked from 54 articlesMark Robin GeierSign in to saveAmerican geneticist (1948–2025)ConnectionsautismEntityWashington, D.C.EntityCaliforniaEntityHawaiiConceptIllinoisEntityVirginiaEntityMarylandEntityMissouriEntityWashingtonEntityInternational Standard Book NumberEntityWayback MachineEntitydigital object identifierEntityepidemiologyEntitytestosteroneEntityQ180686EntityandrogenEntityQ229883EntityChicago TribuneEntityX-ray crystallographyEntityBachelor of ArtsEntityCategories1948 births2025 deaths20th-century American medical doctorsAmerican anti-vaccination activistsAmerican geneticistsAutism researchersDate of birth missingGeorge Washington University School of Medicine & Health Sciences alumniJohns Hopkins University facultyMedical doctors from Washington, D.C.Thiomersal and vaccinesUniformed Services University of the Health Sciences faculty