Korie Robertson

Star of A&E's "Duck Dynasty"

Isaac Mizrahi

Fashion Designer & Former Creative Director of Liz Claiborne

Naomi Wolf

Bestselling Author; Social Activist; Former Political Advisor to Al Gore and Bill Clinton

Oscar Arias

Former President of Costa Rica & Nobel Laureate

Alison Gopnik

Professor & World Leader in Children's Learning and Development

Oscar Pistorius

"Blade Runner"; Double-Amputee Olympic Sprinter

Angela Rockwood

Actress, Model, Disability Activist, Star & Producer on "Push Girls"

Jeff Martin

Former Apple Marketing Executive in Digital Strategy; Founder of Tribal Brands and Global Investor

Nikesh Arora

SVP and Chief Business Officer, Google

Les Stroud

Star of "Survivorman", Producer, Author, Filmmaker & Activist

Tom Selleck

Award-Winning Actor Known for "Magnum P.I." & "Blue Bloods"; Author of "You Never Know: A Memoir"

Tom Selleck Admits He Was Fired After One Episode of Charlie's Angels

Howie Mandel

Comedian, Actor, TV Host & Judge on "America's Got Talent"

Adam Sandler

Actor, Comedian, Producer & Musician

Tom Osborne

Former Head Football Coach of the Nebraska Cornhuskers

Go Big Grad | Tom Osborne Commencement Address - YouTube

Rem Koolhaas

Dutch Architect, Architectural Theorist, Urbanist and Professor in Practice of Architecture and Urban Design at the Graduate School of Design at Harvard University

Vanessa Williams

Grammy Nominated Singer, Actress & Philanthropist

Seth Priebatsch

Princeton Drop-out, Founder of Google Ventures Funded SCVNGR

Penny Pritzker

Businesswoman, Entrepreneur & Civic Leader; Former U.S. Secretary of Commerce

Enterprising Women of Commerce: Secretary Penny Pritzker

Paula White

Senior Pastor of New Destiny Christian Center & Host of "Paula White Today"

Jonathan Perry

Gay Student Activist