Read more about the list on the Time website here.
Mia Farrow (@MiaFarrow) - Hollywood actress and humanitarian
Artsy (@artsy) - Arts coverage
Man Bartlett (@ManBartlett) - Social media artist who is doing interesting work on Vine
Carrie Brownstein (@Carrie_Rachel) - Musician and star of "Portlandia"
Lena Dunham (@lenadunham) - Director and star of "Tiny Furniture;" creator and star of "Girls"
Samuel L. Jackson (@SamuelLJackson) - The one and only
Rashida Jones (@iamradhidajones) - Star of "Parks and Recreation" and "Celeste and Jesse Forever"
Anna Kendrick (@AnnaKendrick47) - Star of stage and screen, Academy Award-nominated for "Up in the Air"
Rob Delaney (@robdelaney) - Comedian with upcoming Comedy Central special and series
Chris Kelly (@imchriskelly) - SNL writer
Chelsea Peretti (@ChelseaVPeretti) - "Parks & Recreation" writer
Megan Amram (@meganamram) - "Parks & Recreation" writer
Rembert Brown (@rembert) - Staff writer at Grantland
Dave Itzkoff (@ditzkoff) - New York Times ArtsBeat Blog
Linda Holmes (@nprmonkeysee) - NPR's Monkey See
Richard Lawson (@rilaws) - Covers TV for Atlantic Wire
Caitlin Moran (@caitlinmoran) - Covers TV for The Times
Retta (@unfoRETTAble) - Comedienne and star of "Parks & Recreation"
Matt Zoller Seitz (@mattzollerseitz) - covers TV at New York Magazine and contributes to Indiewire's Press Play blog
Caity Weaver (@caityweaver) - Covers culture for Gawker
Anil Dash (@anildash) - Technology geek
Anna Holmes (@annaholmes) - Founder of Jezebel
Callie Schweitzer (@cschweitz) - Director of Marketing and Special Projects at Vox Media
Emily Bell (@emilybell) - Columbia University's Tow Centre for Digital Journalism
Joshua Topolsky (@joshuatopolsky) - Editor-in-Chief of The Verge