As of June 18, 2012:
Adam Cohen  (@dadarocks) – Dad, Parent, Blogger
Alicia Ybarbo  (@AliciaYbarbo) – Producer, Today Show at NBC News + co-author “Today’s Moms” 
Alisa Roadcup  (@AmnestyWomenRts) – Women’s Human Rights Coordination Group, Amnesty International
Alyson Schafer  (@alysonschafer) – Author / Psychotherapist/ Parenting Expert
Amanda Greene  (@LAlupusLady) – Alliance for Lupus Research
Andrea Syrtash  (@AndreaSyrtash) – author, MSN advice columnist and OWN:The Oprah Winfrey Network (Canada) host. 
Andrew Rasiej  (@Rasiej) – Founder Personal Democracy Forum; Chairman NY Tech Meetup
Andy Dixon  (@andydixn) – ex-con with convictions
Anissa Mayhew  (@AnissaMayhew) – President, Slightly Bent Productions
Anne Marie Batten (@AnneMarieBatten) – Street Nurse and Crisis Outreach Support in downtown Toronto. 
Anne Ream  (@VoicesandFaces) – Founder, The Voices and Faces Project
Anthony Rotolo  (@rotolo) – Professor at Syracuse U @iSchoolSU. I teach Social Media (#RotoloClass) & Star Trek (#TrekClass). Chief Explorer at #NEXIS. Geek.
Arnt Eriksen  (@arnteriksen) – Creative Director, Social Media Evangelist, Ducati-riding, gadget-geek, family dad, enjoys all beauty in life, nature and love. “Keep me where the light is”
Avihu Kadosh – Journalist, Yedioth Ahronoth
Becky McCray  (@BeckyMcCray) – Co-Host, #140conf Smalltown, Co-Author, Small Town Rules
Cal Reid (@calreid) – Senior News Editor, Publishers Weekly
Camillo Ricordi  (@CureAlliance) – Prof. & Director, Diabetes Research Institute & Cell Transplant Center, Univ. of Miami. President, Cure Focus Research Alliance.
Carlos Delgado  (@carlosdelgado21) – Recently retired after 17 years in MLB. Proud father of 2 awesome kids. President of Extra Bases non-for profit
Caroline Giegerich  (@DailyMarauder) – Founder/Editor, Daily Marauder
Charlamagne Tha God  (@cthagod) – Morning show on Power 105
Chrissy lampkin (@Chrissylampkin) – Reality TV Star
Dan Levy  (@danjl) – Editor, Sparksheet
Dan Lewis  (@sesamestreet) – Director of New Media Communications @sesamestreet.
DASH _  (@Dash) – Music Artist
David Mitchell  (@DeputyMitchell) – Deputy Headteacher and Founder of Quadblogging
Deb Brown  (@debworks) – host, #140confDM
Deepak Chopra  (@DeepakChopra) – Author
Diana Dorell  (@dancinggoddess) – CEO, Dancing Goddess, LLC
Diane Brogan  (@DianeBrogan) – MomPopPow.com
Doug French  (@LOD) – Author of Laid-Off Dad and When the Flames Go Up, Founder of the Dad 2.0 Summit, and Father of the University of Virginia.
Dylan Pulver  (@MusicIsGood4U) – Co-Founder, Solecamp.com
Eliot LeBow LCSW  (@DiabeticTalks) – Owner, Eliot LeBow LCSW
Ellen Whitehurst  (@EllenWhitehurst) – The Empowered Life Stylist…Fashioning Your Perfect Life!
Emily Gair (@EmilyGair) – Professional Speaker & Founder of Inspire Agency
Eric Alper  (@ThatEricAlper) – eOne Music PR. Music news, daily contests, Song/Album streams, industry factoids. CTV’s Canada AM Music Correspondent. 
Gary A. Bolles  (@gbolles) – co-founder, eParachute, Inc.
Geo Geller  (@geogeller) – Photographer, Humanitarian
Gina Morris  (@TheBellinanator) – Choreographer
Gisli Olafsson  (@gislio) – Emergency Response Director, NetHope 
Gotham Chopra  (@gothamchopra) – Author, Filmmaker
Greg Corbin  (@JustGregPoet) – Executive Director, Philly Youth Poetry Movement.
Hank Wasiak  (@hankwasiak) – Author. TV Host. Partner – The Concept Farm; Adjunct Professor, USC, Marshall School Of Business.
Heather Hamilton  (@tjzmommy) – Chief Dream Fulfiller, Zack’s Dream Room
Hjalmar Gislason  (@datamarket) – Founder & CEO, DataMarket
Ian Schafer  (@ischafer) – CEO, Deep Focus
Imal Wagner  (@imalwagner) – branding communications innovator for emerging media
Isaac Budmen  (@ibudmen) – Syracuse University Student
Jack Abramoff  (@jackabramoff) – Former lobbyist and Washington insider – fell into the abyss, working to repent and repair
Jack Hidary  (@jackhidary) – Entrepreneur – business, social, political
Jacki Yovanoff  (@JackiYo) – social media enthusiast
Jacob Ner-David  (@nerdavid) -David (@nerdavid) – co-founder, CEO, 3-Rings
Jake Pulver  (@jakepulver) – Co-Founder, Solecamp.com
Janos Marton – Director, The Living Museum
Jason Pullara  (@LordKaT) – The Corrupter, Geekstreak LLC
Jeff Keni Pulver  (@jeffpulver) – founder, #140conf
Jeff Staple  (@jeffstaple) – Founder of Staple Design & Reed Space
Jennifer Preston  (@NYT_JenPreston) – Staff Writer, New York TImes
Jennifer Severns  (@jennerus) – Creative Strategist, Roundarch
Jessey Pacho  (@ArtofPhade) – Graffiti Artist
Jodi Sonoda  (@KarmicEvolution) – Student of life, passionate, terrified & living one day at a time.
Jody Steinhauer  (@JodySteinhauer) – CBO @BargainsGroup and visionary of Give Back Where You Live
Joe Cheray  (@wildheart4vr) – CEO/President, Wildheart Social Media
Joe Nicholas – – Reality TV Star
Joe Trippi  (@JoeTrippi) – Fmr Dean Campaign Mgr; Author
John Borthwick  (@Borthwick) – CEO, betaworks
Johnny Diggz  (@JohnnyDiggz) – pen Source Tools & Crisis Response, Geeks with out Bounds (GWOB)
Joyce Sullivan  (@JoyceMSullivan) – Founder and CEO, SocMediaFin, Inc.
Julia Rosien  (@JuliaRosien) – Evangelist, Owner of SocialNorth.com
Julie Cole  (@juliecole) – Co-founder/VP, Mabel’s Labels
Kathy Buckworth  (@KathyBuckworth) – Author
Kedre Browne  (@BubzArt) – Graffiti Artist
Kevin Honeycutt  (@kevinhoneycutt) – out to change the world.. one classroom at a time!
Kevin Slavin  (@slavin_fpo) – co-founder, area/code
Krupali Tejura, M.D.  (@krupali) – Radiation Oncologist
Laura Berg  (@MySmartHands) – President, My Smart Hands
Laura Girty  (@LauraGirty) – Josh’s Mom; Regional Director Oklahoma Small Business Development Center
Lauren Jimeson  (@amommyinthecity) – Mom, Freelance Writer, Social Media Consultant
Leslie Hall  (@dollyhall) – President, ICED Media (moderator)
Lil JaXe (@LilJaxe) – 13 Year Old Rapper
Linda Descano  (@lindadescano) – Linda Descano, Managing Director and Head, Partnerships & Branded Content, North America Marketing and President & CEO, Women & Co. 
Liz Nead  (@LizNead) – Host of Life Dare TV
Liz Strauss  (@lizstrauss) – Founder, SOBCon
Mallika Chopra  (@mallikachopra) – Founder of Intent
Matteo Wyllyamz  (@mouselink) – Beatnik super-human disguised as geek
Matthew Ebel  (@matthewebel) – Music Artist
Maureen Dennis  (@weewelcome) – Have a baby & a life, founder.
Michael Matias (@Michael_Matias) – Student
Monte Farber  (@AskMonte) – Psychic, best-selling author of 45 books on ESP, Astrology, Tarot & Love
Nelson de Witt  (@dewittn) – Chief Story Teller
Philip Nelson  (@PhilipNelson) – SVP – Strategic Development, NewTek
Ralph Simon  (@ralphsimon1) – “The Global Mobile Warrior” – searching for colloquial relevance and trans-cultural visioneers who use mobile in amazing ways !
Revolution MacInnes  (@From_Nothing) – Secular Monk, Founder of @SmallThingsMttr Director of Development @TheHelpInst & Chief Philanthropic Officer at @GiftedDreamers
Ric Dragon  (@RicDragon) – CEO, DragonSearch
Rishi Malhotra  (@rishimalhotra) – Managing Partner, [212]Media
Robert Stephens  (@rstephens) – founder, Geek Squad
Ron J Williams  (@ronjdub) – CEO & Co-Founder, Knodes
Ronnie Fieg  (@RonnieFieg) – Owner & Founder of Kith NYC, Footwear Designer
Sandy Lal  (@sandylal) – Universal Music Group
Shelly S Terrell  (@ShellTerrell) – Founder, The 30 Goals Challenge for Educators
Sol Adler  (@92Y) – Executive Director, 92Y
Stefan Weitz  (@stefanweitz) – Sr Director, Search, Microsoft/Bing
Stéphanie Montreuil  (@fleur_de_lotus) – MarComm professional, mom 
Stephen Brogan  (@SteveBrogan) – MomPopPow.com
Steve Greenberg  (@steviegpro) – CEO & Founder, S-Curve Records
Tan Siok Siok  (@sioksiok) – filmmaker, entrepreneur and honorary geek with a deep passion for great storytelling in the age of the real time web.
Taylor Jones  (@TJ) – Chief Memory Curator, Dear Photograph 
Ted Rubin  (@TedRubin) – Chief Social Marketing Officer, Collective Bias, Social Marketing Strategist
Theresa Albert  (@theresaalbert) – Founder, My Friend In Food
Tiffany LaBanca (@TiffanyLaBanca) – SVP, Internal Communications, News Corporation
Tiffany Peterson  (@TiffanyAndLupus) – Lupus Warrior
Tim Pool  (@Timcast) – Independent Journalist covering political action and activism
Tracie Wagman  (@HelpWeveGotKids) – Publisher, Help! … We’ve Got Kids
Warren Etheredge  (@thewarrenreport) – Founder & Host, The Warren Report and The High Bar
Wesley Prankard  (@wesleyprankard) – I’m a kid that wants to help kids. I think that whenever u see wrong – you should help make it right.
Willow Brugh  (@willowbl00) – tour guide, hacker and maker space/person contact

(subject to change without notice)