Steve Wozniak

Apple co-founder and designer of the Apple I and Apple II, with a career spanning engineering, teaching and new technology ventures.

In brief

Hardware, software, personal computing, teaching and business ventures: career, works, collaborators and recognition.

Contents
  1. Who is Steve Wozniak
  2. Early life, education and Hewlett-Packard
  3. Founding Apple
  4. Apple I and the Homebrew Computer Club
  5. Apple II: from circuit to product
  6. Integer BASIC and programming
  7. Disk II and other engineers’ contributions
  8. Time away from Apple and new ventures
  9. Teaching and support for schools
  10. Digital rights and the Electronic Frontier Foundation
  11. Privateer and space data
  12. Participation in the AI debate
  13. iWoz and his account of his experience
  14. Awards and honours
  15. Related content
  16. References

Personalities →

Who is Steve Wozniak

Steve Wozniak is an American engineer and programmer, Apple co-founder and designer of the Apple I and Apple II. Known as Woz, he combined electronics and programming to develop those early personal computers. [3]

Early life, education and Hewlett-Packard

Born on 11 August 1950, he grew up in San Jose, California. He briefly attended the University of Colorado Boulder before returning to California. His interest in mathematics and electronics led to work at small companies and subsequently calculator design at Hewlett-Packard. [5]

He started at Berkeley in 1971 and interrupted his studies to work. He experimented with electronics and shared Steve Jobs’s interest in blue boxes, devices that bypassed telephone charges. He later returned to university, earning his electrical engineering and computer science degree in 1986. [2]

Founding Apple

Wozniak, Steve Jobs and Ronald Wayne founded Apple in 1976. Wozniak contributed electronics and design expertise while Jobs drove commercialization. [6] Their partnership agreement is dated 1 April 1976, marking the transition from hobbyist collaboration to an organized business. [7]

Apple I and the Homebrew Computer Club

He presented the Apple I through the Homebrew Computer Club, where hobbyists exchanged microcomputer ideas. A local retailer ordered fifty assembled units. [3] Byte Shop’s order was decisive, with personal loans and supplier credit helping finance the necessary components. [8]

Apple II: from circuit to product

The Apple II appeared in 1977 with an integrated keyboard, case and colour graphics, making computing more approachable for users beyond hardware hobbyists. A 1978 floppy drive and the 1979 VisiCalc spreadsheet subsequently extended the system’s practical applications. [8]

Integer BASIC and programming

He wrote Apple Integer BASIC while working at Hewlett-Packard. In his account, it was intended for games and engineering problems, with integer arithmetic chosen to finish sooner. He organized it around a syntax table and short routines. His interpreter is distinct from Applesoft BASIC, based on Microsoft technology. [9]

Disk II and other engineers’ contributions

In late 1977 he worked on a controller connecting a Shugart drive to the Apple II, overcoming cassette-storage limitations. A prototype was ready for demonstration in January 1978. The work illustrates his interest in delivering complex functions through relatively simple electronics. [11]

The hardware needed file-management software. Paul Laughton of Shepardson Microsystems wrote Apple II DOS, delivered to customers in June 1978. The Computer History Museum preserves his original listings. Wozniak’s controller and Laughton’s disk software were complementary contributions. [10]

Time away from Apple and new ventures

Wozniak has explained that he interrupted his direct Apple work after a plane crash, spending time studying and organizing concerts. He returned as an engineer before turning to a universal remote control. His account distinguishes departures from everyday work from his continuing formal connection with the company. [12]

His Unuson initiative sponsored the 1982 and 1983 US Festivals, bringing music, computers and technology exhibitions together. [1] CL 9 later brought a programmable universal remote to market in 1987. He also participated in Wheels of Zeus and served as chief scientist at Fusion-io and Primary Data. [13]

Teaching and support for schools

His work with Los Gatos schools included computers, networking and classes for students and teachers. The 2001 Heinz Award recognized this educational commitment. He applied technical experience to practical learning, helping students across several grades use and understand computing tools. [14]

He co-founded Woz U in October 2017. [1] The platform offers software development, cybersecurity and data-science training, alongside curricula for educational institutions and companies. Its stated aim is to develop and update technology skills; individual program outcomes depend on delivery and learner circumstances. [16]

High Point University identifies him as Innovator in Residence. During a February 2026 visit, he met students, joined a software-engineering class and participated in an HPU Minds session. His activities combine mentoring, discussing ideas and engaging directly with university projects. [17]

Digital rights and the Electronic Frontier Foundation

He supported the creation of the Electronic Frontier Foundation in 1990. Its institutional history places his assistance alongside Mitch Kapor, John Perry Barlow and John Gilmore. EFF addressed civil-liberties issues arising from technology, including privacy, expression and protection of electronic communications. [15]

Privateer and space data

In 2021 he co-founded Privateer with Alex Fielding and Moriba Jah. The company proposed data services for understanding the orbital environment and supporting sustainable space operations. Its 2023 Wayfinder and Pono presentation described object tracking, information exchange and prototype development; announced objectives are distinct from demonstrated operational outcomes. [18]

Participation in the AI debate

He signed the Future of Life Institute’s 2023 letter calling for a six-month pause in major AI experiments. This expressed a position on technology governance. In September that year he called for regulation ensuring transparency and human accountability for harms. [22]

iWoz and his account of his experience

With Gina Smith, he wrote iWoz: Computer Geek to Cult Icon, published by W. W. Norton in 2006. The autobiography presents his perspective on invention, working with Jobs and Apple’s development. This personal testimony complements technical documents and historical company records. [19]

Awards and honours

He received the 1979 ACM Grace Murray Hopper Award. [20] He shared the 1985 National Medal of Technology with Jobs for their contribution to personal computing. [6] He entered the National Inventors Hall of Fame in 2000 [5] and also received the Hoover Medal for humanitarian service by engineers. [21]

References

  1. Steve Wozniak. Steve Wozniak — official biography
  2. University of California, Berkeley. Steve Wozniak: Inventor and Apple co-founder
  3. Computer History Museum. Steve Wozniak — 1998 Fellow
  4. IEEE Computer Society. Steve G. Wozniak
  5. National Inventors Hall of Fame. Steve Wozniak. Accessed: 2026-11-08.
  6. National Science and Technology Medals Foundation. Steve Wozniak. Accessed: 2026-11-08.
  7. Christie’s. The document that founded the Apple Computer Company. Accessed: 2026-11-08.
  8. Computer History Museum. Apple Computer. Accessed: 2026-11-08.
  9. Steve Wozniak. Apple BASIC. Accessed: 2026-11-08.
  10. Computer History Museum. Historic Apple II DOS Source Code Available. Accessed: 2026-11-08.
  11. Museums Victoria. The Apple II Floppy Disk Drive: A Technical and Personal Description. Accessed: 2026-11-08.
  12. Steve Wozniak. I Never Left Apple. Accessed: 2026-11-08.
  13. Firmantes científicos / EFF. Computer scientists’ amicus brief, Google v. Oracle. Accessed: 2026-11-08.
  14. Heinz Family Foundation. Steve Wozniak: 7th Heinz Award. Accessed: 2026-11-08.
  15. Electronic Frontier Foundation. A History of Protecting Freedom Where Law and Technology Collide. Accessed: 2026-11-08.
  16. Woz U. About Woz U. Accessed: 2026-11-08.
  17. High Point University. Steve Wozniak encourages HPU students to pursue innovative ideas. Accessed: 2026-11-08.
  18. Privateer. Privateer unveils hardware and software solutions. Accessed: 2026-11-08.
  19. Steve Wozniak y Gina Smith / W. W. Norton. iWoz. Accessed: 2026-11-08.
  20. Association for Computing Machinery. Past Recipients: Grace Murray Hopper Award. Accessed: 2026-11-08.
  21. ASME / Hoover Medal Board. Hoover Medal. Accessed: 2026-11-08.
  22. Future of Life Institute. As Six-Month Pause Letter Expires, Experts Call for Regulation. Accessed: 2026-11-08.

Editorial information

Publication date: 7 November 2026.

Editorial Manager: Sabentis Editorial Team.

Pablo Rodríguez

Editorial review by Pablo RodríguezLinkedIn

Executive Vice President of the International ORP Foundation and Chief Financial Officer of Sabentis.

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