🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPortuguêsРусскийالعربية日本語EntityQ4357447· pop 6· linked from 68 articlesRobert J. HavighurstAmerican chemist, physicist, and expert on human development and aging (1900–1991)ConnectionsNew ZealandCountryIllinoisEntityCategories1900 births1991 deaths20th-century American non-fiction writersAcademic staff of the University of Buenos AiresAmerican education writersDeaths from Alzheimer's disease in IndianaFellows of the American Physical SocietyHarvard University staffNeurological disease deaths in IndianaOhio State University College of Arts and Sciences alumniOhio Wesleyan University alumni