
Jeffrey Farlowe Brock (born June 14, 1970, in
Bronxville, New York
Bronxville is a Administrative divisions of New York#Village, village in Westchester County, New York, Westchester County, New York (state), New York, United States, located approximately north of Midtown Manhattan. It is part of the Adminis ...
) is an American mathematician, working in low-dimensional
geometry
Geometry (; ) is a branch of mathematics concerned with properties of space such as the distance, shape, size, and relative position of figures. Geometry is, along with arithmetic, one of the oldest branches of mathematics. A mathematician w ...
and
topology
Topology (from the Greek language, Greek words , and ) is the branch of mathematics concerned with the properties of a Mathematical object, geometric object that are preserved under Continuous function, continuous Deformation theory, deformat ...
. He is known for his contributions to the understanding of
hyperbolic 3-manifolds and the geometry of
Teichmüller space
In mathematics, the Teichmüller space T(S) of a (real) topological (or differential) surface S is a space that parametrizes complex structures on S up to the action of homeomorphisms that are isotopic to the identity homeomorphism. Teichmülle ...
s.
Since July 2018, Brock has been a professor of mathematics at
Yale University
Yale University is a Private university, private Ivy League research university in New Haven, Connecticut, United States. Founded in 1701, Yale is the List of Colonial Colleges, third-oldest institution of higher education in the United Stat ...
,
and in January 2019 he became the first FAS (Faculty of Arts and Sciences) dean of science at Yale.
In July 2019, he was additionally appointed Dean of the
Yale School of Engineering & Applied Science.
Before joining
Yale
Yale University is a private Ivy League research university in New Haven, Connecticut, United States. Founded in 1701, Yale is the third-oldest institution of higher education in the United States, and one of the nine colonial colleges ch ...
, he was a professor at
Brown University
Brown University is a Private university, private Ivy League research university in Providence, Rhode Island, United States. It is the List of colonial colleges, seventh-oldest institution of higher education in the US, founded in 1764 as the ' ...
,
and also founding director of the Data Science Initiative at Brown University.
Biography
Brock obtained a BA (with distinction in
Mathematics
Mathematics is a field of study that discovers and organizes methods, Mathematical theory, theories and theorems that are developed and Mathematical proof, proved for the needs of empirical sciences and mathematics itself. There are many ar ...
) from
Yale University
Yale University is a Private university, private Ivy League research university in New Haven, Connecticut, United States. Founded in 1701, Yale is the List of Colonial Colleges, third-oldest institution of higher education in the United Stat ...
in 1992. He completed a Ph.D. in mathematics from the
University of California, Berkeley
The University of California, Berkeley (UC Berkeley, Berkeley, Cal, or California), is a Public university, public Land-grant university, land-grant research university in Berkeley, California, United States. Founded in 1868 and named after t ...
in 1997, under the supervision of
Curtis T. McMullen.
Brock then held positions as (NSF-funded) Szego Assistant Professor
at
Stanford University
Leland Stanford Junior University, commonly referred to as Stanford University, is a Private university, private research university in Stanford, California, United States. It was founded in 1885 by railroad magnate Leland Stanford (the eighth ...
(1997–2000), assistant professor
at the
University of Chicago
The University of Chicago (UChicago, Chicago, or UChi) is a Private university, private research university in Chicago, Illinois, United States. Its main campus is in the Hyde Park, Chicago, Hyde Park neighborhood on Chicago's South Side, Chic ...
(2000–2003), and Donald D. Harrington Faculty Fellow
at the
University of Texas at Austin
The University of Texas at Austin (UT Austin, UT, or Texas) is a public university, public research university in Austin, Texas, United States. Founded in 1883, it is the flagship institution of the University of Texas System. With 53,082 stud ...
(2003–2004). He became associate professor with tenure at
Brown University
Brown University is a Private university, private Ivy League research university in Providence, Rhode Island, United States. It is the List of colonial colleges, seventh-oldest institution of higher education in the US, founded in 1764 as the ' ...
in 2004, and a full professor in 2007. He was chair of the Mathematics Department from 2013 to 2017.
Brock has been associate director of
ICERM since 2013. Previously, he had been deputy director between 2010 and 2013.
Since July 2018, Brock has been a professor of mathematics at
Yale University
Yale University is a Private university, private Ivy League research university in New Haven, Connecticut, United States. Founded in 1701, Yale is the List of Colonial Colleges, third-oldest institution of higher education in the United Stat ...
,
and in January 2019 he became the first FAS (Faculty of Arts and Sciences) dean of science at Yale.
In July 2019, he was additionally appointed Dean of the
Yale School of Engineering & Applied Science.
Brock is also an accomplished
jazz
Jazz is a music genre that originated in the African-American communities of New Orleans, Louisiana, in the late 19th and early 20th centuries. Its roots are in blues, ragtime, European harmony, African rhythmic rituals, spirituals, h ...
musician. He was the founding bassist of the Vijay Iyer Trio, led by the acclaimed jazz pianist
Vijay Iyer
Vijay Iyer (; born Vijay Raghunathan, October 26, 1971) is a composer, pianist, bandleader, producer, writer, and professor based in New York City. ''The New York Times'' has called him a "social conscience, multimedia collaborator, system builde ...
.
He is married and has three children.
Research
Jeffrey Brock's research focuses on
low-dimensional topology
In mathematics, low-dimensional topology is the branch of topology that studies manifolds, or more generally topological spaces, of four or fewer dimensions. Representative topics are the theory of 3-manifolds and 4-manifolds, knot theory, ...
and geometry, particularly on spaces with
hyperbolic geometry
In mathematics, hyperbolic geometry (also called Lobachevskian geometry or János Bolyai, Bolyai–Nikolai Lobachevsky, Lobachevskian geometry) is a non-Euclidean geometry. The parallel postulate of Euclidean geometry is replaced with:
:For a ...
or negative curvature. His joint work with
Richard Canary
Richard Douglas Canary (born in 1962) is an American mathematician working mainly on low-dimensional topology. He is a professor at the University of Michigan.
Canary obtained his Ph.D. from Princeton University in 1989 under the supervision of ...
and
Yair Minsky
Yair Nathan Minsky (born in 1962) is an Israeli- American mathematician whose research concerns three-dimensional topology, differential geometry, group theory and holomorphic dynamics. He is a professor at Yale University. He is known for havin ...
resulted in a solution to the "Ending Lamination Conjecture" of
William Thurston
William Paul Thurston (October 30, 1946August 21, 2012) was an American mathematician. He was a pioneer in the field of low-dimensional topology and was awarded the Fields Medal in 1982 for his contributions to the study of 3-manifolds.
Thurst ...
, culminating in the geometric
classification theorem
In mathematics, a classification theorem answers the classification problem: "What are the objects of a given type, up to some equivalence?". It gives a non-redundant enumeration: each object is equivalent to exactly one class.
A few issues rela ...
for (topologically finite) hyperbolic 3-manifolds in terms of their fundamental group and the structure of their ends.
More recently, he has worked to understand applications of
geometry
Geometry (; ) is a branch of mathematics concerned with properties of space such as the distance, shape, size, and relative position of figures. Geometry is, along with arithmetic, one of the oldest branches of mathematics. A mathematician w ...
and
topology
Topology (from the Greek language, Greek words , and ) is the branch of mathematics concerned with the properties of a Mathematical object, geometric object that are preserved under Continuous function, continuous Deformation theory, deformat ...
to the structure of massive and complex data sets and the risks and implications of the increasing use of 'black box' algorithms in science and society.
Honors and awards
Source:
* Fellow of the
American Mathematical Society
The American Mathematical Society (AMS) is an association of professional mathematicians dedicated to the interests of mathematical research and scholarship, and serves the national and international community through its publications, meetings, ...
, 2017.
* Simons Fellowship (declined), 2016.
*
John Simon Guggenheim Fellow, 2008.
* Donald D. Harrington Faculty Fellow,
University of Texas at Austin
The University of Texas at Austin (UT Austin, UT, or Texas) is a public university, public research university in Austin, Texas, United States. Founded in 1883, it is the flagship institution of the University of Texas System. With 53,082 stud ...
, 2003–2004.
*
National Science Foundation
The U.S. National Science Foundation (NSF) is an Independent agencies of the United States government#Examples of independent agencies, independent agency of the Federal government of the United States, United States federal government that su ...
Postdoctoral Fellow,
Stanford University
Leland Stanford Junior University, commonly referred to as Stanford University, is a Private university, private research university in Stanford, California, United States. It was founded in 1885 by railroad magnate Leland Stanford (the eighth ...
, 1997–2000.
*
Alfred P. Sloan
Alfred Pritchard Sloan Jr. ( ; May 23, 1875February 17, 1966) was an American business executive in the automotive industry. He was a longtime president, chairman and CEO of General Motors Corporation. First as a senior executive and later as ...
Doctoral Dissertation Fellow,
U.C. Berkeley, 1996–1997.
* Outstanding Graduate Student Instructor Award,
U.C. Berkeley, 1996.
*
National Science Foundation
The U.S. National Science Foundation (NSF) is an Independent agencies of the United States government#Examples of independent agencies, independent agency of the Federal government of the United States, United States federal government that su ...
Graduate Fellow,
U.C. Berkeley, 1993–1996.
* Stanley and DeForest Mathematics Prizes,
Yale University
Yale University is a Private university, private Ivy League research university in New Haven, Connecticut, United States. Founded in 1701, Yale is the List of Colonial Colleges, third-oldest institution of higher education in the United Stat ...
, 1991 and 1992.
Selected invited talks
Source:
* Geometric Topology in Low Dimensions (
University of Warwick
The University of Warwick ( ; abbreviated as ''Warw.'' in post-nominal letters) is a public research university on the outskirts of Coventry between the West Midlands and Warwickshire, England. The university was founded in 1965 as part of ...
), 2017.
* Geometry, Topology and Dynamics of Moduli Spaces (
National University of Singapore
The National University of Singapore (NUS) is a national university, national Public university, public research university in Singapore. It was officially established in 1980 by the merging of the University of Singapore and Nanyang University ...
), 2016.
* Classical and quantum hyperbolic geometry and topology (
Orsay
Orsay () is a Communes of France, commune in the Essonne Departments of France, department in Île-de-France in northern France. It is located in the southwestern suburbs of Paris, France, from the Kilometre Zero, centre of Paris.
A fortifie ...
), 2015.
* Hyperbolic Geometry and Minimal Surfaces (IMPA), 2015.
* Hyperbolic Geometry and Geometric Group Theory (
Tokyo
Tokyo, officially the Tokyo Metropolis, is the capital of Japan, capital and List of cities in Japan, most populous city in Japan. With a population of over 14 million in the city proper in 2023, it is List of largest cities, one of the most ...
), 2014.
Selected publications
Source:
* (with Nathan Dunfield) "Norms on the cohomology of hyperbolic 3-manifolds", ''Invent. Math.'' 210 (2017), no. 2, 531–558.
* (with
Yair Minsky
Yair Nathan Minsky (born in 1962) is an Israeli- American mathematician whose research concerns three-dimensional topology, differential geometry, group theory and holomorphic dynamics. He is a professor at Yale University. He is known for havin ...
, Hossein Namazi and Juan Souto), "Bounded combinatorics and uniform models for hyperbolic 3-manifolds." ''J. Topol.'' 9 (2016), no. 2, 451–501.
* (with
Richard Canary
Richard Douglas Canary (born in 1962) is an American mathematician working mainly on low-dimensional topology. He is a professor at the University of Michigan.
Canary obtained his Ph.D. from Princeton University in 1989 under the supervision of ...
and
Yair Minsky
Yair Nathan Minsky (born in 1962) is an Israeli- American mathematician whose research concerns three-dimensional topology, differential geometry, group theory and holomorphic dynamics. He is a professor at Yale University. He is known for havin ...
) "The classification of Kleinian surface groups, II: The ending lamination conjecture." ''Ann. of Math. (2)'' 176 (2012), no. 1, 1–149.
* (with
Benson Farb) "Curvature and rank of Teichmüller space." ''Amer. J. Math.'' 128 (2006), no. 1, 1–22.
* (with Kenneth Bromberg) "On the density of geometrically finite Kleinian groups." ''Acta Math.'' 192 (2004), no. 1, 33–93.
* "The Weil–Petersson metric and volumes of 3-dimensional hyperbolic convex cores." ''J. Amer. Math. Soc.'' 16 (2003), no. 3, 495–535.
* "Iteration of mapping classes and limits of hyperbolic 3-manifolds." ''Invent. Math.'' 143 (2001), no. 3, 523–570.
* "Boundaries of Teichmüller spaces and end-invariants for hyperbolic 3-manifolds." ''Duke Math. J.'' 106 (2001), no. 3, 527–552.
References
{{DEFAULTSORT:Brock, Jeffrey
1970 births
Living people
20th-century American mathematicians
Brown University faculty
Yale College alumni
UC Berkeley College of Letters and Science alumni
Fellows of the American Mathematical Society
21st-century American mathematicians