George William Hart (born 1955) is an American sculptor and geometer. Before retiring, he was an associate professor of Electrical Engineering at

Columbia University Columbia University (also known as Columbia, and officially as Columbia University in the City of New York) is a private research university in New York City. Established in 1754 as King's College on the grounds of Trinity Church in Manhatt ...

in New York City and then an interdepartmental research professor at Stony Brook University. His work includes both academic and artistic approaches to mathematics. He is the father of mathematics popularizer and

YouTuber A YouTuber is an online personality and/or influencer who produces videos on the video-sharing platform YouTube, typically posting to their personal YouTube channel. The term was first used in the English language in 2006. Influence Influe ...

Vi Hart Victoria Hart (born 1988), commonly known as Vi Hart (), is an American mathematician and YouTuber. They describe themselves as a "recreational mathemusician" and are well-known for creating mathematical videos on YouTube. Hart founded the virt ...

Education and career

Hart received a B.S. in Mathematics from

MIT The Massachusetts Institute of Technology (MIT) is a private land-grant research university in Cambridge, Massachusetts. Established in 1861, MIT has played a key role in the development of modern technology and science, and is one of the m ...

(1977), an M.A. in

Linguistics Linguistics is the science, scientific study of human language. It is called a scientific study because it entails a comprehensive, systematic, objective, and precise analysis of all aspects of language, particularly its nature and structure ...

from

Indiana University Indiana University (IU) is a system of public universities in the U.S. state of Indiana. Campuses Indiana University has two core campuses, five regional campuses, and two regional centers under the administration of IUPUI. *Indiana Universi ...

(1979), and a Ph.D. in Electrical Engineering and

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 practical disciplines (includi ...

from

(1987). His academic work includes the online publicatio
Encyclopedia of Polyhedra
the textbook ''Multidimensional Analysis'', and the instruction book ''Zome Geometry''. He has also published over sixty academic articles. His artistic work includes sculpture, computer images, toys (e.g. Zome) and puzzles.George W. Hart in the News
Consulted on April 5, 2015. He worked with John H. Conway to promote and standardize the

Conway polyhedron notation In geometry, Conway polyhedron notation, invented by John Horton Conway and promoted by George W. Hart, is used to describe polyhedra based on a seed polyhedron modified by various prefix operations. Conway and Hart extended the idea of using o ...

Sculptures

Hart's public sculptures can be seen at locations around the world, including

, U.C. Berkeley, Stony Brook University,

Princeton University Princeton University is a private research university in Princeton, New Jersey. Founded in 1746 in Elizabeth as the College of New Jersey, Princeton is the fourth-oldest institution of higher education in the United States and one of the ...

, Duke University,

The University of Arizona The University of Arizona (Arizona, U of A, UArizona, or UA) is a public land-grant research university in Tucson, Arizona. Founded in 1885 by the 13th Arizona Territorial Legislature, it was the first university in the Arizona Territory. Th ...

, Queen's University at Kingston,

Macalester College Macalester College () is a private liberal arts college in Saint Paul, Minnesota. Founded in 1874, Macalester is exclusively an undergraduate four-year institution and enrolled 2,174 students in the fall of 2018 from 50 U.S. states, four U.S te ...

, Pratt Institute,

Albion College Albion College is a private liberal arts college in Albion, Michigan. The college was founded in 1835 and its undergraduate population was approximately 1,500 students in 2014. They participate in NCAA Division III and the Michigan Interco ...

, Middlesex University,

Aalto University Aalto University ( fi, Aalto-yliopisto; sv, Aalto-universitetet) is a public research university located in Espoo, Finland. It was established in 2010 as a merger of three major Finnish universities: the Helsinki University of Technology, the ...

, and The

Polytechnic University of Valencia The Technical University of Valencia ( ca-valencia, Universitat Politècnica de València, UPV; , es, Universidad Politécnica de Valencia) is a Spanish university located in Valencia, with a focus on science, technology, and arts. It was founde ...

Inventions

Hart is a coinventor on two US

patent A patent is a type of intellectual property that gives its owner the legal right to exclude others from making, using, or selling an invention for a limited period of time in exchange for publishing an enabling disclosure of the invention."A ...

s, ''Digital ac monitor'' and ''Non-intrusive appliance monitor apparatus''. These patents cover, in part, an improved electrical meter for homes called nonintrusive load monitors. These meters track changes in voltage and current usage by a given household and then deduce which appliances are using how much electricity and when.

Museum of Mathematics

Hart is a co-founder of North America's only Museum of Mathematics, MoMath, in New York City.G. Hart et al., ''Forming a Museum of Mathematics'', in Science Exhibitions: Communication and Evaluation, As chief of content, he set the "Math is Cool!" tone of the museum and spent five years designing original exhibits and workshop activities for it.

Bibliography

* ''Multidimensional Analysis: Algebras and Systems for Science and Engineering'', 1995, * ''Zome Geometry - Hands-on Learning with Zome Models'', 2001,

Gallery

File:Sierpinski tetrahedron by George W. Hart.jpg, 3D print of a Sierpinski tetrahedron, made of nylon (polyamide) by G.W. Hart File:Truncated icosahedron cherry model by George W. Hart.jpg,

Truncated icosahedron In geometry, the truncated icosahedron is an Archimedean solid, one of 13 convex isogonal nonprismatic solids whose 32 faces are two or more types of regular polygons. It is the only one of these shapes that does not contain triangles or squares. ...

(or soccer ball shape), cherry, about 14 inches in diameter, by G.W. Hart File:George Hart STEAM Sculpture.jpg, Wooden hanging installation in the Barus-Holley building at Brown University in

Providence, Rhode Island Providence is the capital and most populous city of the U.S. state of Rhode Island. One of the oldest cities in New England, it was founded in 1636 by Roger Williams, a Reformed Baptist theologian and religious exile from the Massachusetts ...

References

External links

* *
Geometric sculpture
*

* {{DEFAULTSORT:Hart, George William 1955 births Living people 20th-century American mathematicians 21st-century American mathematicians Geometers Stony Brook University faculty Indiana University alumni Massachusetts Institute of Technology School of Science alumni Mathematical artists Recreational cryptographers Mathematics popularizers Puzzle designers