Jed McCaleb is an American programmer, entrepreneur and philanthropist. He is a co-founder and the
CTO of
Stellar
Stellar means anything related to one or more stars (''stella''). The term may also refer to:
Arts, entertainment, and media
* ''Stellar'' (magazine), an Irish lifestyle and fashion magazine
* Stellar Loussier, a character from ''Mobile Suit Gun ...
. Prior to co-founding Stellar, McCaleb founded and served as the CTO of the company
Ripple until 2013. McCaleb is also known for creating the
Mt. Gox bitcoin
Bitcoin ( abbreviation: BTC; sign: ₿) is a decentralized digital currency that can be transferred on the peer-to-peer bitcoin network. Bitcoin transactions are verified by network nodes through cryptography and recorded in a public di ...
exchange, and the
peer-to-peer
Peer-to-peer (P2P) computing or networking is a distributed application architecture that partitions tasks or workloads between peers. Peers are equally privileged, equipotent participants in the network. They are said to form a peer-to-peer ...
eDonkey and
Overnet networks as well as the
eDonkey2000
eDonkey2000 (nicknamed "ed2k") was a peer-to-peer file sharing application developed by US company MetaMachine ( Jed McCaleb and Sam Yagan), using the Multisource File Transfer Protocol. This client supports both the eDonkey2000 network and t ...
application.
In January 2018, it was reported that McCaleb's Ripple token ownership was worth $20
billion
Billion is a word for a large number, and it has two distinct definitions:
*1,000,000,000, i.e. one thousand million, or (ten to the ninth power), as defined on the short scale. This is its only current meaning in English.
* 1,000,000,000,000, ...
, which would put him at 40th place in ''
Forbes
''Forbes'' () is an American business magazine owned by Integrated Whale Media Investments and the Forbes family. Published eight times a year, it features articles on finance, industry, investing, and marketing topics. ''Forbes'' also r ...
'' list of world's richest people.
Early life and education
McCaleb was born in
Fayetteville, Arkansas, and attended the
University of California, Berkeley
The University of California, Berkeley (UC Berkeley, Berkeley, Cal, or California) is a public land-grant research university in Berkeley, California. Established in 1868 as the University of California, it is the state's first land-grant u ...
. He eventually dropped out and moved to
New York City
New York, often called New York City or NYC, is the most populous city in the United States. With a 2020 population of 8,804,190 distributed over , New York City is also the most densely populated major city in the U ...
.
Career
In 2000, McCaleb founded MetaMachine Inc. and released his eDonkey2000 application. Sam Yagan joined him in 2001 and served as CEO of the company. McCaleb served as the CTO of the company and continued to develop the peer-to-peer eDonkey network as well as the Overnet network and the eDonkey2000 application. At its height, the network grew to have over 4 million active users at any given time. In September 2006, the company reached a settlement with the
RIAA
The Recording Industry Association of America (RIAA) is a trade organization that represents the music recording industry in the United States. Its members consist of record labels and distributors that the RIAA says "create, manufacture, and/ ...
and agreed that the company and its top executives would "immediately cease distributing eDonkey, eDonkey2000, Overnet and other software versions" and the company would pay $30 million to the RIAA to avoid copyright infringement lawsuits.
In 2007, he purchased the domain Mtgox.com with the intent to create a trading site for ''
Magic: The Gathering'' cards. After moving on from his original idea, McCaleb repurposed the site in late 2010 as a
bitcoin exchange that could process bitcoin-to-dollar trades. The website grew in popularity within months.
[ McCaleb sold the company to ]Mark Karpelès
Mark Marie Robert Karpelès (born June 1, 1985), also sometimes known by his online alias MagicalTux, is the former CEO of bitcoin exchange Mt. Gox. Born in France, he moved to Japan in 2009.
Early life and education
Born in Chenôve, France, ...
in February 2011 and remained a minority owner in the company until its collapse in 2014.
In 2011, McCaleb began developing a digital currency in which transactions were verified by consensus among network members which became known as the Ripple protocol, which differs from the mining
Mining is the extraction of valuable minerals or other geological materials from the Earth, usually from an ore body, lode, vein, seam, reef, or placer deposit. The exploitation of these deposits for raw material is based on the economic ...
technique used in bitcoin. He recruited David Schwartz and secured an investment from Jesse Powell before adding Arthur Britto as the chief strategist. McCaleb recruited Chris Larsen to be CEO of the new company, which became known as Opencoin. He continued development of the Ripple protocol and its currency while securing investments before McCaleb left his active role with the company in July 2013.
In 2014, he co-founded the non-profit organization the Stellar Development Foundation with Joyce Kim to develop the Stellar open source protocol to allow cross-border monetary transactions including fiat
Fiat Automobiles S.p.A. (, , ; originally FIAT, it, Fabbrica Italiana Automobili di Torino, lit=Italian Automobiles Factory of Turin) is an Italian automobile manufacturer, formerly part of Fiat Chrysler Automobiles, and since 2021 a subsidiary ...
and digital currencies. The organization debuted on July 31, 2014, and received $3 million loan from the technology company, Stripe
Stripe, striped, or stripes may refer to:
Decorations
* Stripe (pattern), a line or band that differs in colour or tone from an adjacent surface
* Racing stripe, a vehicle decoration
* Service stripe, a decoration of the U.S. military
Entertainme ...
. The organization originally based its payment network on the Ripple protocol McCaleb previously developed but in 2015 adopted the Stellar Consensus Protocol. McCaleb serves as chief technology officer of Stellar.
In May 2017, McCaleb also launched Lightyear.io, a commercial endeavor building on the Stellar network. Lightyear facilitates Stellar becoming a global payment and currency exchange initially directed at the developing world
A developing country is a sovereign state with a lesser developed industrial base and a lower Human Development Index (HDI) relative to other countries. However, this definition is not universally agreed upon. There is also no clear agree ...
. In October 2017, Lightyear partnered with IBM to launch blockchain
A blockchain is a type of distributed ledger technology (DLT) that consists of growing lists of records, called ''blocks'', that are securely linked together using cryptography. Each block contains a cryptographic hash of the previous block, ...
banking in the South Pacific using Stellar's lumen currency. In September 2018, McCaleb negotiated the merger of Lightyear and Chain.com creating the new merged entity named InterStellar.
''The New York Times
''The New York Times'' (''the Times'', ''NYT'', or the Gray Lady) is a daily newspaper based in New York City with a worldwide readership reported in 2020 to comprise a declining 840,000 paid print subscribers, and a growing 6 million paid ...
'' named McCaleb one of the top 10 people leading the blockchain revolution in 2018.
Philanthropy
McCaleb donated US$500,000 worth of XRP (at the time of donation) to the Machine Intelligence Research Institute
The Machine Intelligence Research Institute (MIRI), formerly the Singularity Institute for Artificial Intelligence (SIAI), is a non-profit research institute focused since 2005 on identifying and managing potential existential risks from artif ...
(MIRI), and remains one of its largest donors, as well as joining its advisory board. In February 2018, McCaleb was announced as a new donor to the artificial intelligence research group OpenAI
OpenAI is an artificial intelligence (AI) research laboratory consisting of the for-profit corporation OpenAI LP and its parent company, the non-profit OpenAI Inc. The company conducts research in the field of AI with the stated goal of promo ...
.
References
External links
*
{{DEFAULTSORT:McCaleb, Jed
American computer programmers
1975 births
Living people
Businesspeople from Arkansas
People from Fayetteville, Arkansas
University of California, Berkeley alumni
People associated with cryptocurrency