Avadis "Avie" Tevanian (born 1961) is an American

software engineer Software engineering is a systematic engineering approach to software development. A software engineer is a person who applies the principles of software engineering to design, develop, maintain, test, and evaluate computer software. The term ''p ...

. At

Carnegie Mellon University Carnegie Mellon University (CMU) is a private research university in Pittsburgh, Pennsylvania. One of its predecessors was established in 1900 by Andrew Carnegie as the Carnegie Technical Schools; it became the Carnegie Institute of Technology ...

, he was a principal designer and engineer of the Mach operating system (also known as the Mach

Kernel Kernel may refer to: Computing * Kernel (operating system), the central component of most operating systems * Kernel (image processing), a matrix used for image convolution * Compute kernel, in GPGPU programming * Kernel method, in machine learnin ...

). He leveraged that work at NeXT Inc. as the foundation of the

NeXTSTEP NeXTSTEP is a discontinued object-oriented, multitasking operating system based on the Mach kernel and the UNIX-derived BSD. It was developed by NeXT Computer in the late 1980s and early 1990s and was initially used for its range of proprieta ...

operating system. He was senior vice president of software engineering at

Apple An apple is an edible fruit produced by an apple tree (''Malus domestica''). Apple fruit tree, trees are agriculture, cultivated worldwide and are the most widely grown species in the genus ''Malus''. The tree originated in Central Asia, wh ...

from 1997 to 2003, and then chief software technology officer from 2003 to 2006. There, he redesigned NeXTSTEP to become

macOS macOS (; previously OS X and originally Mac OS X) is a Unix operating system developed and marketed by Apple Inc. since 2001. It is the primary operating system for Apple's Mac computers. Within the market of desktop and lapt ...

. Apple’s macOS and

iOS iOS (formerly iPhone OS) is a mobile operating system created and developed by Apple Inc. exclusively for its hardware. It is the operating system that powers many of the company's mobile devices, including the iPhone; the term also includes ...

both incorporate the Mach Kernel, and

iPadOS iPadOS is a mobile operating system developed by Apple Inc. for its iPad line of tablet computers. It is a rebranded variant of iOS, the operating system used by Apple's iPhones, renamed to reflect the diverging features of the two product l ...

watchOS watchOS is the operating system of the Apple Watch, developed by Apple Inc. It is based on iOS, the operating system used by the iPhone, and has many similar features. It was released on April 24, 2015, along with the Apple Watch, the only dev ...

, and

tvOS tvOS (formerly known as Apple TV Software) is an operating system developed by Apple Inc. for the Apple TV, a digital media player. In the first-generation Apple TV, Apple TV Software was based on Mac OS X. Starting with the second-generation ...

are all derived from iOS. He was a longtime friend of

Steve Jobs Steven Paul Jobs (February 24, 1955 – October 5, 2011) was an American entrepreneur, industrial designer, media proprietor, and investor. He was the co-founder, chairman, and CEO of Apple; the chairman and majority shareholder of Pixar; a ...

Early life

Tevanian is from

Westbrook, Maine Westbrook is a city in Cumberland County, Maine, United States and a suburb of Portland. The population was 20,400 at the 2020 census, making it the fastest-growing city in Maine between 2010 and 2020. It is part of the Portland– South Portla ...

. He is of

Armenian Armenian may refer to: * Something of, from, or related to Armenia, a country in the South Caucasus region of Eurasia * Armenians, the national people of Armenia, or people of Armenian descent ** Armenian Diaspora, Armenian communities across the ...

descent. Tevanian cloned the 1980s arcade game ''

Missile Command ''Missile Command'' is a 1980 shoot 'em up arcade video game developed and published by Atari, Inc. and licensed to Sega for Japanese and European releases. It was designed by Dave Theurer, who also designed Atari's vector graphics game ''Tempest ...

'', giving it the same name in a version for the

Xerox Alto The Xerox Alto is a computer designed from its inception to support an operating system based on a graphical user interface (GUI), later using the desktop metaphor. The first machines were introduced on 1 March 1973, a decade before mass-market G ...

, and ''Mac Missiles!'' for the

Macintosh The Mac (known as Macintosh until 1999) is a family of personal computers designed and marketed by Apple Inc., Apple Inc. Macs are known for their ease of use and minimalist designs, and are popular among students, creative professionals, and ...

platform. He has a

B.A. Bachelor of arts (BA or AB; from the Latin ', ', or ') is a bachelor's degree awarded for an undergraduate program in the arts, or, in some cases, other disciplines. A Bachelor of Arts degree course is generally completed in three or four years ...

in mathematics from the

University of Rochester The University of Rochester (U of R, UR, or U of Rochester) is a private research university in Rochester, New York. The university grants undergraduate and graduate degrees, including doctoral and professional degrees. The University of Roc ...

and M.S. and Ph.D. degrees in

computer science Computer science is the study of computation, automation, and information. Computer science spans theoretical disciplines (such as algorithms, theory of computation, information theory, and automation) to Applied science, practical discipli ...

from

. There, he was a principal designer and engineer of the Mach operating system.

Career

NeXT Inc.

He was Vice President of Software Engineering at NeXT Inc. and was responsible for managing NeXT's software engineering department. There, he designed the NeXTSTEP operating system, based upon his previous academic work on Mach.

Apple Inc.

He was senior vice president of software engineering at

from 1997 to 2003, and then chief software technology officer from 2003 to 2006. There, he redesigned NeXTSTEP to become

, which became

. In ''

United States v. Microsoft ''United States v. Microsoft Corporation'', 253 F.3d 34 (D.C. Cir. 2001), was a landmark American antitrust law case at the United States Court of Appeals for the District of Columbia Circuit. The U.S. government accused Microsoft of illegally ...

'' in 2001, he was a witness for the

United States Department of Justice The United States Department of Justice (DOJ), also known as the Justice Department, is a federal executive department of the United States government tasked with the enforcement of federal law and administration of justice in the United State ...

, testifying against

Microsoft Microsoft Corporation is an American multinational technology corporation producing computer software, consumer electronics, personal computers, and related services headquartered at the Microsoft Redmond campus located in Redmond, Washing ...

Theranos and Dolby Labs

Tevanian left Apple on March 31, 2006, and joined the board of

Dolby Labs Dolby Laboratories, Inc. (often shortened to Dolby Labs and known simply as Dolby) is an American company specializing in audio noise reduction, audio encoding/compression, spatial audio, and HDR imaging. Dolby licenses its technologies to ...

and

Theranos Theranos Inc. () was an American privately held corporation that was touted as a breakthrough health technology company. Founded in 2003 by then 19-year-old Elizabeth Holmes, Theranos raised more than US$700 million from venture capitalists a ...

, Inc. He resigned from the board of Theranos in late 2007, with an acrimonious ending as he faced legal threats and was forced to waive his right to buy a company cofounder's shares, actions he believed were in retaliation for the skepticism he was often alone in expressing about the company's finances and progress in developing its technology at board meetings. In May 2006, he joined the board of Tellme Networks, which was later sold to

. On January 12, 2010, he became

managing director A chief executive officer (CEO), also known as a central executive officer (CEO), chief administrator officer (CAO) or just chief executive (CE), is one of a number of corporate executives charged with the management of an organization especially ...

Elevation Partners Elevation Partners was an American private equity firm that invested in intellectual property, technology and media companies. The firm had $1.9 billion of assets under management. The firm was founded in 2004 and was headquartered in New York C ...

. In July 2015, he cofounded NextEquity Partners and is currently serving as Managing Director.

References

External links

Avie Tevanian, oral history, Computer History Museum
{{DEFAULTSORT:Tevanian, Avie American people of Armenian descent Armenian scientists Apple Inc. employees Apple Inc. executives Carnegie Mellon University alumni American computer scientists Living people NeXT University of Rochester alumni People from Westbrook, Maine Macintosh operating systems people Date of birth missing (living people) Place of birth missing (living people) Theranos people 1961 births