Which renowned polyglot became the first official brand ambassador for Duolingo in 2019, significantly boosting the app's credibility in serious language learning circles?

In the world of language learning and linguistics, branding plays a crucial role in how products are perceived and adopted by users. Certain companies have made significant impacts through strategic brand management, innovative packaging, and psychological approaches to language learning. This trivia question tests your knowledge about a revolutionary brand ambassador choice that changed how a major language learning platform was perceived globally.

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Timothy Doner, known for speaking over 20 languages
Luca Lampariello, Italian polyglot and language learning methodologist
Benny Lewis, author of 'Fluent in 3 Months'
Hyper-Polyglot Richard Simcott, founder of the Polyglot Conference