Houghton Mifflin Co. News Release - April 8, 2005

Houghton Mifflin Names Donna Lucki President of Houghton Mifflin School Division

BOSTON — April 8, 2005 — Houghton Mifflin Company today announced that the Board of Directors has named Donna Lucki President of Houghton Mifflin School Division. In her new role, she will oversee the publishing, marketing and sales operations of Houghton Mifflin's pre-K through grade 6 basal textbook division.

With more than 20 years experience in the publishing industry, Lucki most recently served as Senior Vice President and Publisher, Houghton Mifflin School Division. As Publisher, she led the Division's product development activities, including editorial, market research production, and art and design. Lucki joined the Company in 2003 and oversaw the development of new textbook programs in social studies, science, math, spelling, and pre-K.

Prior to joining Houghton Mifflin, Lucki was Senior Vice President and Publisher for Harcourt School Publishers, the basal elementary school publishing unit of Harcourt, where she was responsible for product development, editorial, design, production and overall improvement processes. As Publisher, she oversaw the development of all Harcourt elementary programs. Lucki also previously served as Editor-in-Chief of the Reading Department at Harcourt.

Lucki began her career as an elementary teacher in Depew, New York. She is a graduate of the State University College at Geneseo, New York, and holds a master's degree from the University of Buffalo.

About Houghton Mifflin
Boston-based Houghton Mifflin Company is one of the leading educational publishers in the United States, with over $1 billion in sales. Houghton Mifflin publishes textbooks, instructional technology, assessments and other educational materials for elementary and secondary schools and colleges. The Company also publishes an extensive line of reference works and award-winning fiction and nonfiction for adults and young readers. Houghton Mifflin offers computer-administered testing programs and services for the professional and certification markets. With its origins dating back to 1832, Houghton Mifflin combines its tradition of excellence with a commitment to innovation. The Company's website can be found at www.hmco.com.