Katy S. Duffield – författare

Author Katy S. Duffield explores the life and achievements of Chad Hurley, Steve Chen, and Jawed Karim, who are the three young men responsible for the creation of YouTube. YouTube, which is on everyone''s lips and a favorite place to spend hours on the Internet, provides users with a fast, simple way to upload and share videos they have created. These creative role models offer meaningful lessons in the real-world importance of imagination and persistence.

Author Katy S. Duffield details the life and career of Ken Kutaragi, including his early years at Sony in the 1980s, his decision to develop the gaming console PlayStation, and the future of the gaming console.

This book provides eyewitness accounts, paired with alternative explanations and other elements of reasoning, to explore the mysterious disappearances of ships and planes in that area of the Atlantic Ocean called the Bermuda Triangle.

Meet keystone species—the hidden heroes of the natural world—and learn about the ecosystems they support in this marvelous nonfiction picture book from the author of Crossings: Extraordinary Structures for Extraordinary Animals.Keystone species are plants, animals, or other organisms that have a huge effect on the environments around them. From beavers to elephants, alligators to hummingbirds, keystones help themselves and other species survive. Whether it’s creating habitats for themselves and other animals, leaving behind leftovers that fertilize the soil, or clearing out harmful algae, keystones live up to their name in their essential contribution to the harmony of our natural world.