Mark W. Schaefer is a popular and quotable media resource for topics including:

  • Social Media Trends
  • Business Trends
  • Twitter
  • Social Media Marketing
  • Influence Marketing
  • Entrepreneurship
  • Blogging
  • Marketing Measurement
  • Content Marketing
  • Marketing Strategy
  • Facebook

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Short biography

Mark W. Schaefer is a globally-recognized author, speaker, podcaster, and business consultant who blogs at {grow} — one of the top five marketing blogs of the world. He teaches graduate marketing classes at Rutgers University and has written five best-selling books including The Tao of Twitter (the best-selling book on Twitter in the world) and The Content Code, named by INC magazine as one of the Top five marketing books of the year. Mark also wrote the classic first book on influence marketing, Return On Influence. His many global clients include Pfizer, Cisco, Dell, Adidas, and the US Air Force. He has been a keynote speaker at prestigious events all over the world including SXSW, Marketing Summit Tokyo, and the Institute for International and European Affairs. He has appeared as a guest on media channels such as CNN, The Wall Street Journal, The New York Times and CBS News.

Complete Biography

Mark W. Schaefer is a globally-recognized speaker, educator, business consultant, and author who blogs at {grow} — one of the top marketing blogs of the world. Mark has worked in global sales, PR, and marketing positions for 30 years and now provides consulting services as Executive Director of U.S.-based Schaefer Marketing Solutions.  He specializes in marketing strategy and social media workshops and clients include both start-ups and global brands such as Adidas, Cisco, Johnson & Johnson, Dell, Pfizer, The U.S. Air Force, and the UK government.

Mark has advanced degrees in marketing and organizational development and holds seven patents. He is a faculty member of the graduate studies program at Rutgers University and is the author of five best-selling marketing books: Social Media ExplainedReturn On InfluenceBorn to Blog, The Content Code, and The Tao of Twitter, the best-selling book on Twitter in the world. Return On Influence, the first book on influence marketing, was named to the elite “Top Academic Titles” of the year by the American Library Association, which declared it an “essential” and “pathfinding” book. Content Code was named one of the top five marketing books of 2015 by INC magazine. His books are used as textbooks at more than 50 universities, have been translated into 12 languages, and can be found in more than 750 libraries worldwide.

He is the co-host of The Marketing Companion, one of the top 10 marketing podcasts on iTunes.

Mark is the seventh-most mentioned person by CMO’s on Twitter and is among the Top 10 most re-tweeted marketing authorities in the world. He was listed as one of the Top 10 authorities on Social Selling by Forbes. His blog is in the top 1 percent of blogs in the world, based on number of reader comments. In 2015 he was named as the number two blogger in the world by Social Media Examiner and was named number one on a list compiled by Buffer. He is among the Top 10 Marketing Influencers in the world.

Mark is an entrepreneur and start-up advisor who recently launched a revolutionary new method to track and measure content marketing success. He has advanced degrees in both applied behavioral science and marketing, studying under Peter Drucker for three years.

He is among the world’s most recognized social media marketing authorities and has been a keynote speaker at conferences such as Social Media Week London, SXSW, National Economic Development Association, Word of Mouth Marketing Conference Tokyo, National Association of State CIOs, and the Institute for International and European Affairs (an EU think tank). Mark has lectured at Oxford University, Carnegie-Mellon University, Princeton, and many other prestigious institutions.

Mark is a popular and entertaining commentator and has appeared on many national television shows and periodicals including the Wall Street Journal, Wired, The New York Times, CNN, National Public Radio, CNBC, the BBC and the CBS NEWS. He is a regular contributing columnist to The Harvard Business Review.

Click here to see a full list of his Professional Credentials.

Important links

Mark Schaefer’s website

The acclaimed marketing blog, {grow}

Mark Schaefer’s books

The Marketing Companion Podcast

Official website for Return on Influence

Official website for The Tao of Twitter

Wikipedia entry for Mark Schaefer

Photo Gallery

Photos (right click to download)

Keynote speaker Mark Schaefer

Keynote speaker Mark Schaefer

keynote speaker mark schaefer



Keynote speaker Mark Schaefer

Keynote speaker Mark Schaefer

content code


tao of twitter

Return On Influence

Return on Influence

Born to Blog

Social Media Explained

Mark W. Schaefer in the News:

The Marketing Companion Podcast

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