The same year, Robert Hagelstein, formerly with the Johnson Reprint Corporation division of Academic Press, was hired as vice-president.

In 1973, Mason and Schwartz left the company, and Hagelstein was named president, a position he would hold until his retirement at the end of 1999.

During those twenty-seven years, the press wound down its reprint activities, diverting its focus to new scholarly, reference, and professional books.

That same year, the Greenwood subsidiary initiated its Quorum Books imprint, which published professional titles in business and law.

In addition, HMH would also transfer certain assets, including copyrights, contracts, and inventory, of Greenwood Publishing Group to ABC-Clio.

[8][9] The 88 Post Road West office in Westport, Connecticut, was closed as a result; layoffs began in December 2008.