NOTICE: Online ordering will be offline on April 21st from 2AM to 8 AM for security upgrades. To place an order during this time, please call 800.225.5425 or email Orders@hmhco.com. Apologies for the inconvenience.

Houghton Mifflin Harcourt to Participate in BMO Capital Markets 17th Annual Back to School Education Conference

Boston – Sept. 8, 2017 –Global learning company Houghton Mifflin Harcourt (“HMH” or the “Company”) (NASDAQ: HMHC) announced today that it will participate in the BMO Capital Markets 17th Annual Back to School Education Conference on Thursday, Sept. 14 in New York City.

Joe Abbott, the Company’s Chief Financial Officer, and Brian Shipman, the Company’s Senior Vice President of Investor Relations, will participate in a 30 minute “fireside chat” question and answer session at approximately 4:15 p.m. ET.

A live webcast of the question and answer session will be available on the events page of the Company’s investor relations website, http://ir.hmhco.com. A replay of the webcast will also be available on the events page of the Company’s investor relations website, http://ir.hmhco.com, for 90 days following the event.

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About Houghton Mifflin Harcourt
Houghton Mifflin Harcourt (NASDAQ:HMHC) is a global learning company dedicated to changing people’s lives by fostering passionate, curious learners. As a leading provider of pre-K–12 education content, services, and cutting-edge technology solutions across a variety of media, HMH enables learning in a changing landscape. HMH is uniquely positioned to create engaging and effective educational content and experiences from early childhood to beyond the classroom. HMH serves more than 50 million students in over 150 countries worldwide, while its award-winning children's books, novels, non-fiction, and reference titles are enjoyed by readers throughout the world. For more information, visit www.hmhco.com.

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CONTACT

Investor Relations
Brian S. Shipman, CFA
SVP, Investor Relations
212-592-1177
Brian.Shipman@hmhco.com

Media Relations
Bianca Olson
SVP, Corporate Affairs
617-351-3841
Bianca.Olson@hmhco.com