David Peterson
Definition
David J. Peterson is an American conlanger (constructed language creator) best known for developing the Dothraki and High Valyrian languages for HBO's Game of Thrones and House of the Dragon.
He has also created languages for projects like Syfy's Defiance, Marvel's Shang-Chi, Warner Bros.' Superman, and Legendary's Dune adaptation.
Examples
David Peterson's Dothraki is so authentically brutal, even my spellcheck surrendered in defeat.
When fans butcher High Valyrian, David Peterson probably sighs and whispers, 'Valar morghulis... to bad accents.'
Thanks to David Peterson, I can now curse in fictional tongues—my therapy bill thanks him profusely.
David Peterson turned George R.R. Martin's grunts into a full language; talk about giving voice to the voiceless khalasars.