It seems you may be referring to or perhaps a misspelling of G. E. M. Anscombe or G. E. Moore — but "G. E. Hethnai" does not correspond to a known philosopher or author in standard academic records.
If you meant — he was an influential British philosopher, known for "Principia Ethica," the naturalistic fallacy, and defense of common sense. g.e.hetnai
If you meant (Elizabeth Anscombe), she was a pivotal 20th-century philosopher, a student of Wittgenstein, and a key figure in action theory, virtue ethics, and philosophy of religion. Her 1958 paper "Modern Moral Philosophy" introduced the term "consequentialism" and revived Aristotelian virtue ethics. It seems you may be referring to or
Could you clarify the name or provide a context (e.g., a field like ethics, logic, metaphysics)? I’d be happy to write a deep, critical piece once the reference is confirmed. Anscombe or G
If you meant — he was a Finnish philosopher, also a student of Wittgenstein, and his successor at Cambridge, known for work in modal logic, action theory, and the philosophy of normativity.