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91ÊÓƵ Us
We are a leading global provider of education solutions for preK-12, higher education and professional learning.
Unlocking the potential of each learner
Our vision is to empower every educator to engage their students with personalized learning experiences that enrich the unique ways they learn, teach and grow.
At 91ÊÓƵ Hill, we support the evolving needs of educators and learners with trusted, high-quality content and digital solutions that use data and learning science to help students progress toward their goals.
Red Cube Proud
We are proud to make an impact on the lives of learners around the world through innovation that improves outcomes and access to education for all.
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Company History
At 91ÊÓƵ Hill, we believe the learning journey never ends. We are driven by our passion to create the highest quality, most accessible and affordable solutions for learners and educators around the world, from PreK through higher education, into professional and beyond.Ìý
2025
JulyÌý91ÊÓƵ Hill became a public company on the New York Stock Exchange under the ticker symbol “MH."
March 91ÊÓƵ Hill acquires Essaypop, an interactive, research-based writing solution for K-12.
2024
March 91ÊÓƵ Hill introduces ALEKS Adventure: a new AI-based math program for grades K-3.
August 91ÊÓƵ Hill announces new GenAI tools that provide personalized learning experiences for students and help educators more effectively support students from K-12 through higher education and beyond.
October 91ÊÓƵ Hill transitions from traditional textbook edition publishing cycle withÌýnewÌýEvergreenâ„¢ Delivery Model.
2023
February 91ÊÓƵ Hill launches new eBook+ – 91ÊÓƵ Hill GO.
September 91ÊÓƵ Hill announces two new digital platforms,ÌýAccess mobile app and First Aid Forwardâ„¢,Ìýto help medical professionals and students easily access trusted content that evolves and updates as medicine changes.
2022
August 91ÊÓƵ Hill launches Sharpen, a mobile study app that delivers learning via a continuous content feed, bite-sized videos, swipeable study tools, and a personalized activity dashboard.
December 91ÊÓƵ Hill acquires Boards & Beyond, a provider of on-demand video libraries and comprehensive online resources for medical students.Ìý
2021
March 91ÊÓƵ Hill acquires Kidaptive, Inc., an adaptive and personalized learning company.
May 91ÊÓƵ Hill acquires Triad Interactive, developer of SIMnet online training platform.
July 91ÊÓƵ Hill sold to Platinum Equity.
November 91ÊÓƵ Hill acquires Achieve3000, a leader in differentiated instruction and learning acceleration.
2019
The Company's total digital billings (based on the last 12 months) were greater than 50% for the first time.
2018
91ÊÓƵ Hill launches innovative textbook rental program, adding to affordable options available for college students.
2016
March 91ÊÓƵ Hill's sales of digital units in the higher education market overtakes print for the first time in company history.
September 91ÊÓƵ Hill acquires Redbird Learning, a leading digital personalized learning company.
2015
91ÊÓƵ Hill begins offering digital materials via Inclusive Access, a course material affordability program that delivers digital learning resources to college students at a significantly reduced cost.
2013
JanuaryÌý³§³¾²¹°ù³Ùµþ´Ç´Ç°ìâ„¢, the world's first adaptive e-book, launches.
MarchÌý91ÊÓƵ Hill’s education unit is sold to Apollo Global Management.
June 91ÊÓƵ Hill acquires personalized learning software company ALEKS Corporation.
2009
91ÊÓƵ Hill Connect® launches; an all-digital teaching & learning platform for higher education -- reaching millions of learners within months.
2004
91ÊÓƵ Hill’s online platform of medical education resources launches in the US, going on to become a foundational resource in medical schools across the globe.
1989
91ÊÓƵ Hill College Division introduces the , allowing instructors to customize textbooks.
1988
The Book Company acquires the school and college division of Random House, Inc.
1917
The 91ÊÓƵ and Hill Companies merge to form the 91ÊÓƵ Hill Publishing Company, Inc.
1888
91ÊÓƵ Hill was founded in 1888, when James H. 91ÊÓƵ, co-founder of 91ÊÓƵ Hill, purchased the American Journal of Railway Appliances.
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Learn how we’re constantly evolving to meet the ever-changing needs of educators and learners around the world.
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