Connie Chan

China Expert & General Partner at Andreesseen Horowitz

Dani Dudeck

Chief Corporate Affairs Officer at Instacart

Daniel H. Cohen

Professor of Philosophy / Studies language and the way we argue through reason

Daniele Henkel

Businesswoman; Best Known for "Dragon's Den"

David C. Baker

Principal of ReCourses, Inc.; Author of "The Business of Expertise"

David Geffen

Business Magnate, Producer, Film Studio Executive & Philanthropist

David Goldwich

Author, Storyteller, and Engaging Speaker

David K. Williams

Chairman & CEO of Fishbowl

David Nevins

Chief Creative Officer of CBS & Former CEO of Showtime Networks

Daymond John

"Shark Tank" Investor; Founder & CEO of FUBU; Presidential Ambassador for Global Entrepreneurship

Deanna Brown

Daughter of the Late James Brown & President of The James Brown Family Foundation

Deanna Mulligan

President & CEO of The Guardian Life Insurance Company of America

Deborah Byrd Boswell

Communication Consultant and Coach

Debra Cafaro

Chairman of the Board & CEO of Ventas

Denise Thomas

President at The Effective Communication Coach

Denise Thomas - It's About You

Derek Lidow

Global CEO, Entrepreneur, Author & Princeton Professor

Devon Townsend

Co-Founder & CTO of Cameo

Dhanin Chearavanont

Chairman & CEO of CP Group Thailand

Diane DiResta

Workplace Communications Coach & Speech Pathologist

Diane Rehm

Radio Talk-Show Host