Dennis Yu is the co-author of the best-selling “Definitive Guide to TikTok Ads” and CEO of BlitzMetrics. With a vast experience spending over a billion dollars on Facebook ads, he’s renowned for creating a million jobs through specialized social media training. Featured in major outlets like CNN and the Wall Street Journal, Dennis has collaborated with brands like Nike and has spoken at 750+ global conferences. He was an early search engine engineer at Yahoo.