By Hansen Hsu Happy 40th Birthday to Lisa! The Apple Lisa computer, that is. In celebration of this milestone, CHM has received permission from Apple to release the source code to the Lisa software, including its system and applications software. Access the code here. What is the Apple Lisa computer…

By David C. Brock The story of PostScript has many different facets. It is a story about profound changes in human literacy as well as a story of trade secrets within source code. It is a story about the importance of teams, and of geometry. …

By Dag Spicer Just keeping the game simple and fun to play is the secret. I had no idea that it would have such an impact. — Al Alcorn PONG is one of the most enduring electronic video games in history. Unlike most current video games, it can be mastered…

By David C. Brock A Year of Exploration We use software as an engine to power and move our digital world. We create software from code, that is, special languages that we can read and write, and that determine what computers and digital technologies actually do. Writing code is an art, a creative human…

By Heidi Hackford In police departments and courts across the country, artificial intelligence is being used to help decide who is policed, who gets bail, who is sentenced, and who gets parole. But is it actually making our law enforcement and court systems fairer and more just? NOVA explores these…

By Heidi Hackford Entrepreneurship is tough. And the legacy of bias in the tech industry can make the path to success even harder for underrepresented entrepreneurs. …

By Heidi Hackford The world would not be the same without them Congratulations to our new 2022 Fellows! On October 15, CHM recognized the achievements of four honorees whose creativity, persistence, vision, and global influence in the field of computing have helped shape our everyday lives. …

By Heidi Hackford On September 1, 2022, CHM celebrated the 50th anniversary of the creation of Smalltalk, the transformative programming language, development, and user environment first pioneered in 1972 by Alan Kay, Dan Ingalls, Adele Goldberg, and other members of Kay’s Learning Research Group (LRG) at Xerox PARC. …

By David C. Brock The compositions of F. Richard Moore and the films of Lillian F. Schwartz Computers, music, and film have all collided, creating a new kind of primordial earth out of which new ideas may grow. The new science of information has import and application not only to moon landings and communication theory, but to humanistic and artistic fields as well…