Danielle Sabrina Founder TRIBE BUILDER MEDIA

Gretchen Saegh-Fleming CMO L'ORÉAL USA

Bob Safian Editor in Chief and Founder THE FLUX GROUP

Lori Sale Partner and Co-Founder ARTIST AND BRAND MANAGEMENT

Dino Sanchez Executive Design Director of Brand DROGA5

Symone Sanders Former Press Secretary to Bernie Sanders & Democratic Strategist, Political Commentator CNN

Aditi Sangal Author DIGIDAY

Kate Santore Content Excellence Lead COCA-COLA

Enrique Santos Chairman, Chief Creative Officer, and Host IHEARTLATINO

Aline Santos Farhat EVP, Global Marketing UNILEVER

Adam Saper Managing Partner & CFO EATALY

Russell Sapienza CEO BLACK DIAMOND GLOBAL ADVISORS LLC

Alexandra Sardarian Worldwide Product Marketing, Watson Marketing IBM

Andrew Saunders Head of Global Brand Strategy TASTEMADE

Rachel Saunders Global Director of Consumer Research and Insights WE'RE MAGNETIC

Sara Saunders Associate Brand Director P&G

Steve Savic ECD CRITICAL MASS

Kathleen Saxton Founder THE LIGHTHOUSE COMPANY & PSYCHED

Ashley Schapiro Head of International Marketing AMERICAN EAGLE & AERIE

Matt Scheckner Global CEO STILLWELL PARTNERS & ADVERTISING WEEK

Pam Scheideler Partner, Chief Digital Officer DEUTSCH LOS ANGELES

Allison Schiff Senior Editor ADEXCHANGER

Geoff Schiller Chief Revenue Officer POPSUGAR

Jill Schlesinger Business Analyst CBS NEWS

Erica Schmidt Global CEO CADREON

Karen Schmidt VP, Head of B2B Field Marketing OATH

Michael Schoen VP, Marketing Services NEUSTAR, INC.

Faride Schroeder Writer, Director and Ambassador of Free The Bid FREE THE BID

Alan Schulman Chief Creative Officer, Advertising, Marketing & Commerce at Deloitte Digital US DELOITTE DIGITAL

Jessica Schultz VP Planning & Strategy MMGY

Molly Schultz VP, Group Partner, Digital Investment & Innovation UM

Stephanie Schultz VP and Head of Emerging Strategic Partnerships AMERICAN EXPRESS

Laura Schuntermann Global Head of Digital Strategy and Partnerships CIGNA

Shannon Schuyler Principal, Responsible Business Leadership; Chief Purpose Officer PWC

Gadi Schwartz Host, NBC’s Stay Tuned; Correspondent, NBC News and MSNBC NBC’S STAY TUNED

Jann Schwartz Global Director, Market Development LINKEDIN

Rob Schwartz CEO TBWACHIATDAY, NEW YORK

David Schwimmer Actor, Director, Producer

Michael Scott Head of Sales for the East Coast SAMSUNG ADS

Dave Scrim SVP, Product and Pricing EPSILON AND CONVERSANT

Fabian Seelbach SVP Marketing CUROLOGY

Mina Seetharaman EVP, Managing Director, Global Content and Marketing Solutions THE ECONOMIST GROUP

Pippa Seichrist Cofounder MIAMI AD SCHOOL GLOBAL NETWORK

Jay Seideman VP, Advertiser Platforms OATH

Carrie Seifer Vice President and Chief Revenue Officer IBM WATSON ADVERTISING

Matt Seiler President, Brand Solutions DENTSU AEGIS NETWORK

Dennis Self President & GM ACXIOM

Savannah Sellers Host, NBC’s Stay Tuned; Correspondent, NBC News and MSNBC NBC

Rohini Sen Data Sciences Client Lead WAVEMAKER

Jodi Senese CMO OUTFRONT MEDIA

Jenna Sereni VP Creative, WHOSAY VIACOM

Aaron Serotsky Actor MARVELOUS MRS. MAISEL/RAY DONOVAN/HOMELAND

Jason Severs Chief Design Officer DROGA5

Sherilyn Shackell Founder & CEO THE MARKETING ACADEMY

Neil Shah Global Marketing Director – Smirnoff DIAGEO

Ravi Shah Product Strategy Director, Watson Marketing and Watson Commerce IBM

Gareb Shamus CEO ACE UNIVERSE

David Shane Director O POSITIVE FILMS

Dean Shapero Manager, Data Business Development HEARST MAGAZINES DIGITAL MEDIA

Neil Shapiro VP, Digital CAPTIVATE

Ty Shay Chief Marketing Officer NORTON CONSUMER BUSINESS

Richard Shea President & Co-founder SHEA COMMUNICATIONS & MAJOR LEAGUE EATING

I-Hsien Sherwood Associate Creativity Editor AD AGE

Jay Shetty Award-winning Host, Filmmaker, Storyteller, and Viral Content Creator

Lina Shields Senior Director of Consumer Marketing LILLY

Mike Shields Advertising Editor BUSINESS INSIDER

David Shing Digital Prophet OATH

Terry Shriver SVP Brand Manager BANK OF AMERICA

Anand Siddiqui VP of Insights CAPTIFY

Danielle Silber Director of Strategic Partnerships AMERICAN CIVIL LIBERTIES UNION (ACLU)

Rob Siltanen Chairman & Creative Director SILTANEN & PARTNERS

Russell Silvers COO AEG

Steve Silvers GM & VP Product Management, Neustar IDMP NEUSTAR

Steve Silvestri VP, Advanced Advertising DISCOVERY COMMUNICATIONS

Evan Simeone SVP, Product Management PUBMATIC

Bill Simmons CTO and Co-Founder DATAXU

Jonathan Simpson-Bint Chief Revenue Officer TWITCH

Leslie Sims Chief Creative Officer Y&R NEW YORK

Tim Sims Senior Vice President, Inventory Partnerships THE TRADE DESK

Adam Singolda Founder and CEO TABOOLA

Salim Sitafalwalla Director Consumer and Competitive Insights AT&T

Brad Sive Chief Revenue Officer SOLOMID CORPORATION

Nikki Sixx Musician and Songwriter

Pelle Sjoenell Worldwide Chief Creative Officer BARTLE BOGLE HEGARTY (BBH)

Jack Skeels CEO AGENCYAGILE

Brad Smallwood VP, Marketing Science FACEBOOK

Jeff Smith CMO LIVERAMP

Jimmy Smith Chairman, CEO, CCO AMUSEMENT PARK

Mackenzie Smith Sr. Director, Product Strategy IPONWEB

Matt Smith CMO TRIPACTIONS

Trisch L. Smith Executive Vice President and Managing Director of Diversity & Inclusion EDELMAN

Will Smith Actor, Producer, Musician

Abigal Smock Assistant Director of Integrated Marketing Partnerships UNICEF USA

Nola Solomon VP Global Programmatic & Strategic Partnerships DAILYMOTION

Vikram Somaya SVP, Global Data Officer ESPN

Rachel Sonenshine VP of National Advertising Partnerships CARDLYTICS

Justin Sorrentino Partner, Group Director, Search and Social MEDIACOM

Nick Southwell-Keely US Director of Brand Patnerships ACAST

Todd Spangler NY Digital Editor VARIETY

Amanda Spencer Senior manager, Global influencer relations NARS COSMETICS

Rebecca Spigner Director of Audience Partnerships MEDIAMATH

Dario Spina Chief Marketing Officer VIACOM VELOCITY

Butch Spyridon President & CEO NASHVILLE CONVENTION & VISITORS CORPORATION

Jim Squires Global Head of Business & Media for Instagram FACEBOOK

Kash Sree Executive Creative Director GYRO

Andy Sriubas Chief Commerical Officer OUTFRONT MEDIA

Michelle St. Jacques Head of U.S. Brand and R&D THE KRAFT HEINZ COMPANY

Amy Stanton CEO STANTON AND CO

Angela Steele Chief Strategy Officer CARAT US

Kerry Steib Director of Social Impact SPOTIFY

Alyssa Stein Head of Industry, Media Platforms GOOGLE

Joshua Stein Director, Financial Partnerships HILTON

Lindsay Stein U.S. Editor CAMPAIGN

George Stephanopoulos Chief Anchor ABC News, Good Morning American Anchor, and Anchor of This Week with George Stephanopoulos ABC NEWS

Anthony Stephen National Managing Partner, Customer and Marketing Offerings DEOITTE CONSULTING LLP

Salo Sterental Co-Founder SOSTEREO

Alisa Stern Head of Programmatic Partnerships PLACE EXCHANGE

David Stern Commissioner Emeritus NBA

Greg Stern CEO BSSP

Kevin Stetter COO GALLERY MEDIA GROUP

Jonathan Steuer CRO OMNICOM MEDIA GROUP

Chandra Stevens Global Director, Cross Industry Marketing Solutions MICROSOFT

Adam Stewart VP, Consumer Goods, Government & Entertainment GOOGLE

John Stewart VP of Measurement SURVATA

Toddy Stewart Partner/ECD PICTURE FARM

Jonah Stillman Entrepreneur

Randi Stipes Global Head of Consumer and Ad Sales Marketing IBM WATSON ADVERTISING

Nada Stirratt VP Global Marketing Solutions, North America FACEBOOK

Emma Stone Academy-Award Winning Actress

Rebecca Stone VP, International and Integrated Marketing LIVERAMP

Gigi Stone Woods News Anchor

A.J. Storinge Executive Director-Media HEARTS & SCIENCE

Amanda Stout, MBA Global Partnerships - Digital Media and Ad Tech IBM

Marc Strachan EVP, Chief Client Officer PUBLICIS.SAPIENT

Jules Strachman Senior Marketing Partner Manager

Andrew Strickman Head of Brand, Chief Creative REALTOR.COM

Rajeev Subramanyam Head, B2B Digital Payments, Global Commercial Payments AMERICAN EXPRESS

Julie Sukosd Sr. Manager Global CRM UNDER ARMOUR

Andrea Sullivan Chief Client Officer VAYNERMEDIA

Alfanso Sumano Regional Director of the Americas MEXICO TOURISM BOARD, NYC

Victor Sundén Chief Revenue Officer at DreamHack AB DREAMHACK

Richard Sunderland Founder HEAVENLY

Drake Sutton-Shearer CEO and Founder PRØHBTD

Antonia Swan Senior Vice President, Paid Media VAYNERMEDIA

Matt Sweeney CEO, North America XAXIS

John Swift CEO, Investment and Integrated Services OMNICOM MEDIA GROUP NORTH AMERICA

Larry Swyer Managing Partner MEDIACOM

David Szahun Vice President, Global Media AMERICAN EXPRESS

Noah Szubski CEO THE ACTION NETWORK