| Term | Definition |
| Grace Hopper | was an officer in the U.S. Navy |
| Grace Hopper | started the term "debug" |
| Grace Hopper | programmed the Mark 1 computer |
| John Von Neumann | worked on the "Manhattan Project" that resulted in making the first atomic bomb |
| John Backus | led a team of IBM programmers who introduced FORTRAN, the 1st system to traslate near-English instructions into machine language |
| Stephen Wozniak, Steven Jobs | established the Apple computer (two people) |
| Steven Jobs | Apple computer made in his garage |
| Stephen Wozniak | named computer after his favorite kind of apple, the McIntosh |
| Grace Hopper | developed COBOL |
| John Von Neumann | worked at Princeton University |
| John Von Neumann | described a computer as having a central processing unit, a memory section, and a connection between them to use and store data |
| Howard Aiken | born in Indianapolis; earned engineering and physics degrees |
| Howard Aiken | taught at Harvard |
| Howard Aiken | propsed the Mark 1 design |
| Howard Aiken | said "I am a simple man & I want simple answers." |
| Grace Hopper | earned math degrees from Vassar College and Yale before joining the Navy |
| Grace Hopper | complied 1st manuel for computer subroutines |
| Grace Hopper | wrote Manuel of Operations for Mark 1; worked on UNIVAC |
| Grace Hopper | shunned publicity |
| Grace Hopper | highest ranking woman in the U.S. Navy |
| Grace Hopper | said "It is easier to apologize than to get permission." |
| Stephen Wozniak, Steven Jobs | found common interest through meetings at the Homebrew Computer Club |
| Stephen Wozniak | organized Homebrew Computer Club |
| Steven Jobs | sold his Volkswagen to get $$ to market the Apple computer |
| Stephen Wozniak | sold his Hewlett-Packard calculator to get $$ to market the Apple computer |
| Stephen Wozniak | went back to college and earned BS degree in computer science after leaving the company |