Cynthia Zhai is a highly sought-after international Voice Coach, Keynote Speaker, and Best-Selling Author who specializes in unlocking the transformative power of the human voice for executives, leaders, and sales professionals. For over 20 years, she has worked with clients from more than 45 countries, helping them develop a Powerful Executive Voice that commands attention, conveys authority, and builds immediate trust.

A Certified Speaking Professional (CSP) and a TEDx speaker, Cynthia’s mission is to revive the recognition of the voice as a vital leadership tool. She provides practical techniques, rooted in the science of sound and psychology, to overcome vocal challenges like nervousness, monotone, or high-pitch. Her coaching ensures leaders sound congruent with their competence, enabling them to speak with conviction, inspire action, and thrive even in moments of uncertainty. Cynthia’s insights are captured in her published works, including the book, Influence Through Voice.