Josiah Hritkko

Josiah Hritsko is a data-driven YouTube strategist who has helped Theorist earn over 2.0 billion views. He manages ideation, thumbnail development, experimentation, and strategy across five channels with 45-million subscribers. Working directly with Matthew and Stephanie Patrick, he played a key role in one of YouTube’s first successful host transitions. His evidence-backed approach has helped Theorist maintain consistent growth, earning over 600M views and 1M new subscribers since MatPat retired.