Karen Abbott

Bestselling Author of "Liar, Temptress, Soldier, Spy"

Spencer Wells

Geneticist, Anthropologist, Author, Entrepreneur, Adjunct professor at the University of Texas at Austin

Taylor Swift

Grammy Award Winning Pop Singer-Songwriter; Called "Most Successful Artist of the 21st Century"

Dan Savage

Advice Columnist & Host of the "Savage Lovecast" Podcast; LGBTQ Activist

Tim O'Brien

Pulitzer Prize Winning Novelist for "The Things They Carried"

Marlee Matlin

Academy Award Winning Actress; Healthcare Advocate & Disability Rights Activist Fighting for Better Access for the Deaf

Anne Wojcicki

Co-Founder & CEO of 23andMe

Soleil Moon Frye

Social Media Expert, Entrepreneur & Eco-Leader; Author of "Happy Chaos"; Alzheimer's Awareness Advocate

Mary Roach

TED Speaker & Author Known for "Packing For Mars"

Juan Williams

New York Times Best-Selling Author, Fox News Political Analyst, Co-Host of "The Five" & Award-Winning Columnist

Alicia Silverstone

Actress & Animal Rights Activist

Graham Hill

Founder of Life Edited & TreeHugger.com

Giuliana Rancic

Entertainment Journalist & Breast Cancer Survivor

Mika Brzezinski

Co-host of MSNBC's "Morning Joe" & Bestselling Author; Founder of "Know Your Value"

Kurt Andersen

Host of "Studio 360 from PRI and WNYC" & Author

Paula Zahn

Distinguished News Anchor & Nine-Time Emmy Award Winner

Alfre Woodard

Emmy Award-Winning Actress; Human Rights Activist

Iyanla Vanzant

New York Times Best-Selling Author, Spiritual Life Coach & Host of "Iyanla Fix My Life"

Scott Turow

Attorney & 11-Time Bestselling Author

Janine Turner

Actress, Author & Radio Host; Columnist for the Washington Times

Jeffrey Toobin

Former CNN Senior Analyst & Best-Selling Author

Joseph Stiglitz

American Economist, Professor at Columbia University & Nobel Memorial Prize in Economic Sciences 2001

Martha Stewart

Founder of Martha Stewart Living Omnimedia, Emmy Award-Winning Television Show Host, Entrepreneur & Best-Selling Author

Martha Stewart Interview: Recipe for Entrepreneurial Success

Susan Stamberg

Nationally Renowned Broadcast Journalist & NPR Special Correspondent

Judy Smith

America's Premier Crisis Management Expert; Inspiration for ABC's "Scandal"

Judy Smith - Career Advice

Susan Sarandon

Academy-Winning Actress & Activist

Victoria Rowell

Actress, Producer, Director, Writer, American Ballet Theatre Alum & Founder of Rowell Foster Children's Positive Plan (RFCPP)

Dalia Mogahed

President and CEO, Mogahed Consulting, LLC; Author, "Who Speaks for Islam?"

Jackie Joyner-Kersee

Olympic Legend, Philanthropist, American Record-Holder in the Long Jump & Founder of the Jackie Joyner-Kersee Foundation

Star Jones

Former Co-Host of "The View", Social Justice & Heart Disease Advocate