Excellence for More Than Twenty Years



Schlager Group is an educational publisher and content provider based in Dallas, Texas. From award-winning print encyclopedias to cutting-edge digital products, the company has established itself across a wide range of publishing sectors since its founding in 1997. We specialize in history and literature projects, and we pride ourselves on creating innovative resources that meet the highest possible editorial standards.

Among our own imprints is Milestone Documents, which offers an array of primary source readers and e-books for college courses in history, religious studies, and related disciplines. Instructors interested in learning more about this product line can visit Previously, we also published a series of acclaimed reference sets under the Milestone Documents banner.

For other publishers, we have provided editorial services and end-to-end production duties for numerous library reference products and databases. Our clients have included Gale Cengage, Facts on File, Oxford University Press, Salem Press, and Grey House Publishing.


1111 W. Mockingbird LN, STE 735
Dallas, TX 75247

(888) 416-5727

Areas of Expertise


We serve higher education classrooms via This unique platform offers primary source readers for classes in History, Religious Studies, and related disciplines. With an affordable student price and unmatched instructor flexibility, our digital readers are accessible via our own website as well as VitalSource Bookshelf, the leading e-reader platform for the college textbook market.


In 2008, we launched the celebrated Milestone Documents series of multivolume reference sets. Covering American History, American Leaders, World History, African American History, and World Religions, these five titles won numerous awards and outstanding reviews. The entire series is available in print and e-book form through our exclusive distributor, Salem Press, and via their Salem History reference platform.


We provide production services to numerous other publishers, mostly in the library reference sector. These services include small-scale editorial duties, end-to-end book creation, and high-volume database management. Among our areas of responsibility are entry list creation, research, writing, editing, indexing, proofreading, image management, and XML content management. We have also developed our own in-house editorial system.
Milestone Documents in American History "will undoubtedly become the premier reference work devoted to the subject. The signed essays are comprehensive, the writing is terrific, the research is outstanding, and the depth of analysis noteworthy."

American Reference Books Annual
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(888) 416-5727 |
1111 W. Mockingbird LN. STE 735, Dallas, TX 75247