Journalists are the celebrities of the PR world. Journalists have flocked to Twitter. It’s the perfect environment for individual journalists to build a personal following with their readers.
1. Larry King (kingsthings)

Lawrence Harvey Zeiger better known as Larry King, is an American television and radio host. Host of larry King Live on CNN.
2.Rachel Maddow (maddow)

Rachel Anne Maddow is an American radio personality,television host, and political commentator.Host of The Rachel Maddow Show on MSNBC
3.George Stephanopoulos (GStephanopoulos)

George Stephanopoulos is an American broadcaster and former political adviser. He is currently ABC News’s Chief Washington Correspondent and the host of ABC’s Sunday morning news show This Week with George Stephanopoulos.
4.Ana Marie Cox (anamariecox)

Ana Marie Cox is an American author and blogger.
5.David Gregory (davidgregory)

David Gregory is an American television journalist, and moderator of NBC News’ Sunday morning talk show Meet the Press.
6.John Dickerson (jdickerson)

John Frederick Dickerson (born 1968[1]) is an American journalist. He is chief political correspondent ,Slate/Analyst CBS News.
7.Anderson Cooper (andersoncooper)

Anderson Hays Cooper is an American journalist, author, and television personality.
8.Scott Simon (nprscottsimon)

Host of NPR’s Weekend Edition Saturday.
9.Bill Simmons (sportsguy33)

Bill Simmonsis a columnist and podcaster for Page2 on ESPN.com,known by “The Sports Guy”
10. Jack Gray (jackgraycnn)

Producer/ Writer for Anderson Cooper 360.
11.Jay Rosen (jayrosen_nyu)

Jay Rosen is a press critic, a writer, and a professor of journalism at New York University.
12.Chrys Wu (MacDivaONA)
Chrys Wu is a journalist and editorial strategist who specializes in connecting users and media outlets.
13.Suzanne Yada (suzanneyada)

Journalism and biz student at San Jose State. Reporter for @TheSpartanDaily, intern at @SVSJBizJournal & steering committee member at @SFPublicPress.
14. Patrick Thornton (jiconoclast)

Community & social media manager at RarePlanet, social media researcher, community builder, journalist, blogger, thinker, trouble maker & technology evangelist.
15. Andy Dickinson (digidickinson)

A consummate blogger,Andy teaches Digital and Online Journalism at the Department of Journalism at the University of Central Lancashire.
16.Amy Gahran (agahran)

“Media consultant, info-provocateur, journalist, semi-geek” with a great balance of nerd humor and technical prowess.
17.Steve Yelvington (yelvington)

Journalist, New media strategist, newsroom trainer and coach.
18.Steve Outing (steveouting)

Business: reinventing news. Pleasure: 2 wheels.
19. Ben LaMothe (BenLaMothe)

Ben, a recent J-School grad and current master’s student, brings a fresh perspective to the journalism Twitterverse. His informative tweets are a mix between great links and great conversation and he’s got a great personality to boot.
20.Mark S. Luckie (10000Words)

Author of the multimedia journalism blog 10,000 Words.
21.Tom Keene (tomkeene_)

Host, Bloomberg on the Economy and Bloomberg Surveillance
host bloomberg surveillance, bloomberg on the economy.
22.Phil Elliott (PElliottAP)

White House Reporter
Phil Elliott covers the White House, Obama administration and Washington for The Associated Press.
23.Samuel Rubenfeld (srubenfeld)

Copy Reader, Dow Jones Newswires’ Clean Technology Insight
Copy reader for Clean Technology Insight, a daily newsletter published by Dow Jones & Co. Politics/public policy/media news junkie.
24.Jake Tapper (jaketapper)

Jake Tapper is an American print and television journalist, currently the Senior White House Correspondent for ABC News in Washington, DC.
25. Brad Stone (BradStone)

Brad Stone is an American journalist, writer and Technology Correspondent.
26. Ann Curry (AnnCurry)

Ann Curry is is an American television news journalist and the news anchor of NBC News’ TODAY.
27.Greg Mitchell (GregMitch)

Editor of ‘Editor and Publisher’ magazine. Author of 9 books, latest ‘Why Obama Won.’ Photographer. Former editor at legendary ‘Crawdaddy.’ Twitter 3/09.
28.Nicholas D. Kristof (nicholaskristof)

New York Times columnist, two-time Pulitzer Prize winner.
29. Rory Cellan-Jones (ruskin147)

The BBC’s technology correspondent
30. Mallory Colliflower (malcolli)

Journo. Newshound. Twitter advocate. Florida Gator. Indie-music lover. Traveler. Geek. Substitute teacher by day. Online producer at The Miami Herald by night.
I have mentioned some of the most influential journalists on Twitter whom you would like to follow. If you readers come across other journalists please let us know ,so that we can update this list.