Mark is the co-author of the Amazon best-seller A World Gone Social: How Companies Must Adapt to Survive. His work can also be found in Harvard Business Review, Inc.com, Huffington Post, Bloomberg News, The Muse and many more publications.
An in-demand speaker and mentor, Mark has been named as a “Top 100 Leadership Speaker” and “Top 50 Leadership Innovator” by Inc. and one of the “25 Twitter Accounts Every Entrepreneur Should Follow"" by Business News Daily.
Mark is the Founder and CEO of YouTern, a community that enables young talent to become highly employable. Mashable calls YouTern a “Top 5 Online Community for Starting Your Career” and Forbes has repeatedly named YouTern a “Top Website for Your Career.”
Mark also serves as the President of Switch and Shift, a site that champions social leadership, and is a founder of ForwardHeroes.org which launches in 2016 to help our military veterans transition successfully into civilian careers.