AHP publishes the country's oldest and most popular history magazine, American Heritage, as well as Invention & Technology, the only popular magazine of the history of innovation and technology. It has also published over 300 books, and is now producing ebooks and educational materials. American Heritage Publishing is lead by President and CEO Edwin Grosvenor, who is the sixth generaton of his family involved in publishing. Both his grandfather and father were President and Editor of the National Geographic Society, where his brother recently retired as Chairman. Mr Grosvenor has edited and managed four national magazines as well as written two books on his great grandfather Alexander Graham Bell. Editor of American Heritage and Invention & Technology is John F. Ross, a former senior editor of Smithsonian Magazine.