From Wikipedia:

Gary Vaynerchuk (born Gennady Vaynerchuk;[2][3] November 14, 1975; BelarusianГенадзь ВайнярчукRussianГеннадий Вайнерчук) is a Belarusian American entrepreneur, author, speaker and internet personality.[4][5][6] First known as a wine critic who grew his family’s wine business from $3 million to $60 million,[7][8] Vaynerchuk is best known for his work in digital marketing and social media, leading New York-based companies VaynerMedia and VaynerX.[9][10]