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Mark Blumenthal
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Mark Blumenthal is the senior polling editor of the Huffington Post and the founding editor of Pollster.com.

The Huffington Post acquired Pollster.com in July 2010, but HuffPost Pollster’s mission remains the same: To publish and aggregate poll results in uniquely interactive charts and to provide daily running commentary and analysis that explains, demystifies and critiques political polling.

From 2006 to 2010, Pollster.com attracted over 28 millions visits and over 90 million page views. Time named Pollster.com one of the 50 Best Websites for 2009, a list that also included Google, YouTube, Facebook and Twitter. Pollster.com was partly an outgrowth of Blumenthal's Mystery Pollster blog, which he started in September 2004.

In May of 2007, along with Pollster.com co-creator Charles Franklin, Blumenthal received the Warren J. Mitofsky Innovators Award for Pollster.com from the American Association for Public Opinion Research. In 2005, the National Council on Public Polls awarded Blumenthal and the MysteryPollster blog a special citation for its work explaining polls to the Internet reader.

From 2008 to 2010, Blumenthal served as polling analyst for The National Journal, were he wrote a weekly column for NationalJournal.com

Blumenthal worked in the political polling business for more than 20 years, conducting and analyzing political polls and focus groups for Democratic candidates and market research surveys for major corporations. His experience includes work with pollsters Harrison Hickman, Paul Maslin, Kirk Brown, Celinda Lake, Stan Greenberg and 15 years with his former partners David Petts and Anna Bennett in the firm formerly known as Bennett, Petts and Blumenthal (BPB). In January of 2007, he left BPB to devote full time to Pollster.com.

His academic background includes a Political Science degree from the University of Michigan and course work towards a Masters degree at the Joint Program in Survey Methodology (JPSM) at the University of Maryland. He has also served as a guest lecturer at the Communications School at American University and at training seminars sponsored by EMILY's List, the Democratic National Committee and the National Democratic Institute for International Affairs. He served as Communications Chair of the American Association for Public Opinion Research (AAPOR) from 2007 to 2008.

Entries by Mark Blumenthal

HUFFPOLLSTER: Political Scientists Weigh In With Midterm Predictions

(228) Comments | Posted August 29, 2014 | 5:31 PM

Political scientists gathered in DC to argue over just how good the midterms will be for the GOP. We weigh in with our own revamped Senate model. And that's it for us until next Tuesday, when we switch over to a morning newsletter. This is HuffPollster for Friday, August 29,...

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HuffPost Pollster Refines Senate Poll Tracking Model Before 2014 Elections

(23) Comments | Posted August 29, 2014 | 10:00 AM

WASHINGTON -- With just over nine weeks remaining before Election Day 2014, the contest for control of the U.S. Senate likely hinges on the outcome of a half-dozen races that remain remarkably close, according to the latest public polls.

In estimates based on all available public polls compiled by...

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HUFFPOLLSTER: Recession Leaves Americans Pessimistic About Jobs

(0) Comments | Posted August 28, 2014 | 5:36 PM

Americans are deeply pessimistic about the state of the economy. A Republican poll is deeply pessimistic about the GOP's outreach toward women. And opinions on foreign interventionism may be shifting. This is HuffPollster for Thursday, August 28, 2014.

MOST AMERICANS THINK THE ECONOMY IS PERMANENTLY DAMAGED - Arthur Delaney: "Seven...

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HUFFPOLLSTER: Polls Show Close Races In Iowa, Wisconsin

(3) Comments | Posted August 27, 2014 | 6:04 PM

Two new polls confirm highly competitive races for governor in Wisconsin and U.S. Senate in Iowa. Republicans say they are paying more attention to the midterms than Democrats. And not everyone is downbeat on the polling industry's future. This is HuffPollster for Wednesday, August 27, 2014.

WISCONSIN GUBERNATORIAL RACE REMAINS...

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HUFFPOLLSTER: Republicans Increasingly Optimistic About Midterm Chances

(3) Comments | Posted August 26, 2014 | 6:05 PM

Republicans are increasingly optimistic about the midterms, but not as much as they were in 2010. The electoral landscape continues to look pretty much stagnant. And support for airstrikes in Iraq continues to grow. This is HuffPollster for Tuesday, August 26, 2014.

'EXPECTATIONS GAP' BETWEEN REPUBLICANS AND DEMOCRATS GROWS CONSIDERABLY...

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HUFFPOLLSTER: Does Hating Congress Lead To Higher Turnout?

(0) Comments | Posted August 25, 2014 | 6:11 PM

Gallup finds that turnout correlates with congressional approval, based on just six elections. Daily Kos launches another poll based Senate forecast. And Nate Silver highlights the continuing accuracy of statewide Senate and Governor election polls despite the major challenges roiling the polling world. This is HuffPollster for Monday, August 25,...

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HUFFPOLLSTER: Stop Freaking Out Over The Results Of One Poll

(24) Comments | Posted August 22, 2014 | 5:06 PM

A new poll shows a distinctly different picture of the New Hampshire Senate race than other surveys. Reactions to the shooting and protests in Ferguson, Missouri show stark racial divisions by nearly any measure. And Americans' ice bucket challenge picks could start a different kind of cold war. This is...

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HUFFPOLLSTER: Reviewing The Polls On Ferguson, The Police And Racial Tensions

(0) Comments | Posted August 21, 2014 | 6:02 PM

National polls shed light on the broader issues raised by the Ferguson, Missouri police shooting. Fewer Americans are naming the economy as the most important issue. And data journalism is coming for your tarot deck. This is HuffPollster for Thursday, August 21, 2014.

AMERICANS OPPOSE POLICE MILITARIZATION - Emily Swanson:...

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HUFFPOLLSTER: North Carolina's Senate Race Remains Competitive

(0) Comments | Posted August 20, 2014 | 6:00 PM

The North Carolina Senate race is close. Gallup finds a racial gap in views of the police. And four political scientists argue that presidential poll swings are largely the artifacts of who chooses to respond to surveys. This is HuffPollster for Wednesday, August 20, 2014.

FIRST SUFFOLK/USA TODAY MIDTERM POLL...

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HUFFPOLLSTER: Will The Polls Get It Right In Alaska?

(0) Comments | Posted August 19, 2014 | 5:53 PM

Alaska holds this year's last competitive GOP primary. Will the polls accurately forecast the winner? And USA Today teams with Suffolk University to conduct statewide polls in 2014. This is HuffPollster for Tuesday, August 19, 2014.

ALASKA AND WYOMING GO TO THE POLLS - Samantha Lachman: "As the midterm elections...

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HUFFPOLLSTER: Polling Shows Support For Iraq Air Strikes

(0) Comments | Posted August 18, 2014 | 5:49 PM

Another national poll finds support for the airstrikes in Iraq. Two new surveys find a big racial gap in perceptions of events in Ferguson, Mo. And Nate Cohn warns about polling errors in Alaska. This is HuffPollster for Monday, August 18, 2014.

AMERICANS SUPPORT AIR STRIKES, BUT CONCERNED ABOUT...

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HUFFPOLLSTER: Recent Surveys Don't Agree On Midterm Outlook

(0) Comments | Posted August 15, 2014 | 5:54 PM

If the election were today, some U.S. House generic ballot estimates would be very wrong. African-Americans feel their relationship with the police has worsened in the past two decades. And time has vastly changed opinions of gay rights. This is HuffPollster for Friday, August 15, 2014.

AMERICANS ARE FRUSTRATED...

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HUFFPOLLSTER: Plurality Of Americans Believe Cops Use Lethal Force Too Frequently

(0) Comments | Posted August 14, 2014 | 5:58 PM

Initial reaction to the Ferguson Missouri shooting divides along partisan and racial lines. All southern state migration trends are not created equal. And if crowdfunding worked for potato salad, maybe it'll work for pollsters. This is HuffPollster for Thursday, August 14, 2014.

LITTLE TRUST IN JUSTICE SYSTEM'S...

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HUFPOLLSTER: Introducing Pollster's New Homepage

(0) Comments | Posted August 13, 2014 | 6:17 PM

Pollster has a new home page. The Fox News poll finds support for the air strikes in Iraq. And we have a handy way to summarize the latest "SHOCK POLL" from the Drudge Report. This is HuffPollster for Wednesday, August 13, 2014.

HUFFPOLLSTER'S NEW DASHBOARD AND HOME PAGE IS...

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HUFFPOLLSTER: New Survey Finds Obama Hurting Democrats' Midterm Chances

(1) Comments | Posted August 12, 2014 | 6:05 PM

A new national poll gives Republicans the edge on the generic House vote. Most Americans support the authorization of air strikes in Iraq. And apparently it's not too soon to start talking about the 2020 election. This is HuffPollster for Tuesday, August 12, 2014.

MCCLATCHY-MARIST: BAD NUMBERS FOR OBAMA, DEMS...

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HUFFPOLLSTER: How Good Polling Is Like LeBron James

(0) Comments | Posted August 11, 2014 | 6:03 PM

FiveThirtyEight finds some pollsters may be piggybacking off others' results. A Republican pollster argues that the "enthusiasm gap" is overstated. And pollsters and journalists remember CBS political editor Dotty Lynch. This is HuffPollster for Monday, August 11, 2014.

ARE 'BAD POLLSTERS' COPYING OTHERS' RESULTS? - Harry Enten: "The problem is...

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HUFFPOLLSTER: Obama Gets Low Ratings On Israel/Gaza

(3) Comments | Posted July 30, 2014 | 6:08 PM

Another crisis in the Middle East adds to President Obama's job approval woes. Arkansas provides a case study for the difficulty of dealing with partisan polls. And the CBS/Times telephone poll says reports of its death are greatly exaggerated. This is HuffPollster for Wednesday, July 30, 2014.

OBAMA GETS LOW...

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HUFFPOLLSTER: America's Opinions On Migrant Crisis Depend On How You Ask

(0) Comments | Posted July 29, 2014 | 5:55 PM

Differing wording leads to different findings on the migrant children arriving in the U.S. Polling on the House race offers few hints of a 2010-like GOP wave. And we have yet more reaction to the new CBS/NY Times/YouGov internet panel polls. This is HuffPollster for Tuesday, July 29, 2014.

AMERICANS...

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HUFFPOLLSTER: Nationwide Web Poll Gives GOP Senate Edge

(1) Comments | Posted July 28, 2014 | 6:13 PM

CBS and The New York Times unveil a massive new online panel tracking survey conducted by YouGov, showing the GOP with a slight edge in the Senate. The Upshot's David Leonhardt explains the shift in the Times' polling standards, and how they will continue to evolve. This is HuffPollster for...

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HUFFPOLLSTER: Americans Are Pessimistic About Peace In The Middle East

(4) Comments | Posted July 25, 2014 | 5:46 PM

American's views of the ongoing Israeli-Palestinian conflict are about the same as they were during a previous conflict 12 years ago. A majority of Americans say no to impeachment, no matter how hard pollsters ask. And once upon a time, Gallup's live interviewers tracked the hairstyles of their respondents. This...

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