The Most Successful Nonfiction Publishers of the 21st Century

The publishing industry is constantly evolving, and the most successful nonfiction publishers of the 21st century can change over time. However, some of the nonfiction publishers that have had significant success in the 21st century include:

• Random House: A division of Penguin Random House, Random House is one of the largest and most successful publishers of nonfiction in the world. They have published many bestselling nonfiction books in various categories such as memoirs, biographies, and self-help.

• Simon & Schuster: Another division of Penguin Random House, Simon & Schuster is another large and successful publisher of nonfiction. They have published many bestselling nonfiction books in various categories such as memoirs, biographies, and self-help.

• HarperCollins: HarperCollins is a large and successful publisher of nonfiction, known for publishing a wide range of nonfiction books, including memoirs, biographies, and self-help.

• Penguin Random House: The largest consumer book publisher in the world, Penguin Random House has had great success in publishing nonfiction, including bestselling books in various categories such as memoirs, biographies, and self-help.

• Houghton Mifflin Harcourt: A publisher that focuses on publishing works in the fields of education, reference, and general interest, HMH has published many bestselling nonfiction books in various categories such as memoirs, biographies, and self-help.

• W.W. Norton: A publisher that focuses on publishing works in the fields of literature, history, and science, Norton has had great success in publishing nonfiction, including bestselling books in various categories such as memoirs, biographies, and self-help.

It's important to note that these are just a few examples of nonfiction publishers that have had significant success in the 21st century, and there are many other publishers out there that have had success as well. Additionally, it's important to note that the publishing industry is constantly changing, and the most successful publishers can change over time.