Sir Steven Charles Cowley (born 1959) is a British theoretical physicist and international authority on

nuclear fusion Nuclear fusion is a reaction in which two or more atomic nuclei are combined to form one or more different atomic nuclei and subatomic particles ( neutrons or protons). The difference in mass between the reactants and products is manifest ...

and astrophysical plasmas. He has served as director of the

United States Department of Energy The United States Department of Energy (DOE) is an executive department of the U.S. federal government that oversees U.S. national energy policy and manages the research and development of nuclear power and nuclear weapons in the United Stat ...

(DOE)

Princeton Plasma Physics Laboratory Princeton Plasma Physics Laboratory (PPPL) is a United States Department of Energy national laboratory for plasma physics and nuclear fusion science. Its primary mission is research into and development of fusion as an energy source. It is known ...

(PPPL) since 1 July 2018. Previously he served as president of

Corpus Christi College, Oxford Corpus Christi College (formally, Corpus Christi College in the University of Oxford; informally abbreviated as Corpus or CCC) is one of the constituent colleges of the University of Oxford in the United Kingdom. Founded in 1517, it is the 12th ...

, since October 2016. and head of the

EURATOM The European Atomic Energy Community (EAEC or Euratom) is an international organisation established by the Euratom Treaty on 25 March 1957 with the original purpose of creating a specialist market for nuclear power in Europe, by developing nucl ...

/ CCFE Fusion Association and chief executive officer of the

United Kingdom Atomic Energy Authority The United Kingdom Atomic Energy Authority is a UK government research organisation responsible for the development of fusion energy. It is an executive non-departmental public body of the Department for Business, Energy and Industrial Strategy ...

(UKAEA).

Education

Cowley won a scholarship to

and graduated with a

Bachelor of Arts 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 ...

degree in Physics in 1981. He went on to study at

Princeton University Princeton University is a private university, private research university in Princeton, New Jersey. Founded in 1746 in Elizabeth, New Jersey, Elizabeth as the College of New Jersey, Princeton is the List of Colonial Colleges, fourth-oldest ins ...

as a

Harkness Fellow The Harkness Fellowship (previously known as the Commonwealth Fund Fellowship) is a program run by the Commonwealth Fund of New York City. This fellowship was established to reciprocate the Rhodes Scholarships and enable Fellows from several coun ...

and was awarded a PhD in 1985 for research into

tokamak A tokamak (; russian: токамáк; otk, 𐱃𐰸𐰢𐰴, Toḳamaḳ) is a device which uses a powerful magnetic field to confine plasma in the shape of a torus. The tokamak is one of several types of magnetic confinement devices being d ...

s supervised by Russell Kulsrud.

Career and research

Following his PhD, Cowley completed

postdoctoral research A postdoctoral fellow, postdoctoral researcher, or simply postdoc, is a person professionally conducting research after the completion of their doctoral studies (typically a PhD). The ultimate goal of a postdoctoral research position is to p ...

at the

Culham Centre for Fusion Energy The Culham Centre for Fusion Energy (CCFE) is the UK's national laboratory for fusion research. It is located at the Culham Science Centre, near Culham, Oxfordshire, and is the site of the Joint European Torus (JET), Mega Ampere Spherical Tokamak ...

(CCFE). He returned to Princeton in 1987 and joined the faculty at

University of California, Los Angeles The University of California, Los Angeles (UCLA) is a public land-grant research university in Los Angeles, California. UCLA's academic roots were established in 1881 as a teachers college then known as the southern branch of the California St ...

(UCLA), in 1993, becoming

full professor Professor (commonly abbreviated as Prof.) is an academic rank at universities and other post-secondary education and research institutions in most countries. Literally, ''professor'' derives from Latin as a "person who professes". Professors ...

in 2000. At

Imperial College, London Imperial College London (legally Imperial College of Science, Technology and Medicine) is a public research university in London, United Kingdom. Its history began with Prince Albert, consort of Queen Victoria, who developed his vision for a cu ...

, Cowley led the

plasma physics Plasma ()πλάσμα
, Henry George Liddell, R ...

group from 2001 to 2003, while also serving as a part-time professor. He was appointed as the head of the EURATOM / CCFE Fusion Association in September 2008 and as CEO of UKAEA in November 2009. On 18 March 2015, he was elected the 31st President of

, his alma mater: he took up the post on 1 October 2016. He is the first scientist to hold the post. On 1 July 2018, he was appointed director of the

(PPPL). Cowley's research interests are in plasmas and

, in

astrophysical plasma Astrophysical plasma is plasma outside of the Solar System. It is studied as part of astrophysics and is commonly observed in space. The accepted view of scientists is that much of the baryonic matter in the universe exists in this state. Whe ...

s and the laboratory, such as the

Joint European Torus The Joint European Torus, or JET, is an operational magnetically confined plasma physics experiment, located at Culham Centre for Fusion Energy in Oxfordshire, UK. Based on a tokamak design, the fusion research facility is a joint European pro ...

(JET) and the International Thermonuclear Experimental Reactor (ITER). His research has been funded by

Science and Technology Facilities Council The Science and Technology Facilities Council (STFC) is a United Kingdom government agency that carries out research in science and engineering, and funds UK research in areas including particle physics, nuclear physics, space science and astro ...

(STFC) and the

Engineering and Physical Sciences Research Council The Engineering and Physical Sciences Research Council (EPSRC) is a British Research Council that provides government funding for grants to undertake research and postgraduate degrees in engineering and the physical sciences, mainly to universi ...

(EPSRC). Cowley co-chaired the

National Academy of Sciences The National Academy of Sciences (NAS) is a United States nonprofit, non-governmental organization. NAS is part of the National Academies of Sciences, Engineering, and Medicine, along with the National Academy of Engineering (NAE) and the Nati ...

assessment of plasma science in the United States., 2009-12-22

Awards and honours

Cowley was elected a Fellow of the Royal Society (FRS) in 2014. His biography reads; His certificate of election reads: Cowley was also elected a Fellow of the American Physical Society (APS) in 1998, the

Institute of Physics The Institute of Physics (IOP) is a UK-based learned society and professional body that works to advance physics education, research and application. It was founded in 1874 and has a worldwide membership of over 20,000. The IOP is the Physica ...

(FInstP) in 2004 and the

Royal Academy of Engineering The Royal Academy of Engineering (RAEng) is the United Kingdom's national academy of engineering. The Academy was founded in June 1976 as the Fellowship of Engineering with support from Prince Philip, Duke of Edinburgh, who became the first senior ...

(FREng) in 2014. He was awarded and honorary fellowship of the Institute of Engineering and Technology in 2015. In 2011, he was appointed to the UK Government's

Council for Science and Technology The Council for Science and Technology (CST) is an advisory non-departmental public body of the United Kingdom government. Its role is to give advice on issues that cut across government departments to the Prime Minister, the First Minister of ...

. In the

2018 Birthday Honours The 2018 Queen's Birthday Honours are appointments by some of the 16 Commonwealth realms of Queen Elizabeth II to various orders and honours to reward and highlight good works by citizens of those countries. The Birthday Honours are awarded as p ...

, Cowley was appointed a

Knight Bachelor The title of Knight Bachelor is the basic rank granted to a man who has been knighted by the monarch but not inducted as a member of one of the organised orders of chivalry; it is a part of the British honours system. Knights Bachelor are the ...

for services to science and to the development of nuclear fusion. In July 2019, Cowley was awarded the

honorary degree An honorary degree is an academic degree for which a university (or other degree-awarding institution) has waived all of the usual requirements. It is also known by the Latin phrases ''honoris causa'' ("for the sake of the honour") or ''ad hono ...

Doctor of Science Doctor of Science ( la, links=no, Scientiae Doctor), usually abbreviated Sc.D., D.Sc., S.D., or D.S., is an academic research degree awarded in a number of countries throughout the world. In some countries, "Doctor of Science" is the degree used f ...

(''honoris causa'') by the

University of Lancaster , mottoeng = Truth lies open to all , established = , endowment = £13.9 million , budget = £317.9 million , type = Public , city = Bailrigg, City of Lancaster , country = England , coor = , campus = Bailrigg , faculty = 1 ...

for his standing as the international authority on fusion energy.

References

{{DEFAULTSORT:Cowley, Steven Charles 1959 births Living people Fellows of the American Physical Society Fellows of the Institute of Physics Fellows of the Royal Society Fellows of the Royal Academy of Engineering British physicists Alumni of Corpus Christi College, Oxford Harkness Fellows Presidents of Corpus Christi College, Oxford Academics of Imperial College London Princeton University alumni Knights Bachelor Date of birth missing (living people) Princeton Plasma Physics Laboratory people