IP Profile of Biggest for-profit companies in EM-K12

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Research Questions

  • What are the 10 biggest for-profit companies in this field?
  • How is the market distributed?
  • Where are they located? Are there any incentives for specific locations?
  • Correlate them with their main outputs (Data, Narratives, Tools)
  • Understand and identify cases where these companies are “experimenting” or “adopting” commons-based approaches
  • Identify these cases and treat them as entities that will also be placed in our mapping device (the quadrants)
  • Identify what companies are the “Microsofts” of the field and what companies are the “IBMs” of the field

Market profile

The following chart, using 2008 data from Simba Information, illustrates the consolidation of the traditional textbook market at the K-12 level, where just four publishers control over 90% of the market:

K-12TextbookPublisherPieGraph.png

The four big publishing companies have absorbed dozens of independent textbook companies, through mergers and acquisitions. Many have become brand names inside large companies.


  1. McGraw-Hill
  2. Pearson
  3. Houghton Mifflin
    Harcourt Education
  4. Reed Elsevier


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