Itai Benjamini () is an Israeli mathematician who holds the Renee and Jay Weiss Chair in the Department of Mathematics at the

Weizmann Institute of Science The Weizmann Institute of Science ( ''Machon Weizmann LeMada'') is a Public university, public research university in Rehovot, Israel, established in 1934, fourteen years before the State of Israel was founded. Unlike other List of Israeli uni ...

Education

Benjamini completed his Ph.D. in 1992 at the

Hebrew University of Jerusalem The Hebrew University of Jerusalem (HUJI; ) is an Israeli public university, public research university based in Jerusalem. Co-founded by Albert Einstein and Chaim Weizmann in July 1918, the public university officially opened on 1 April 1925. ...

, under the supervision of Benjamin Weiss. His dissertation was entitled "

Random Walk In mathematics, a random walk, sometimes known as a drunkard's walk, is a stochastic process that describes a path that consists of a succession of random steps on some Space (mathematics), mathematical space. An elementary example of a rand ...

s on Graphs and Manifolds". In 2004 he won the

Rollo Davidson Prize The Rollo Davidson Prize is a prize awarded annually to early-career probabilists by the Rollo Davidson trustees. It is named after English mathematician Rollo Davidson (1944–1970). Rollo Davidson Trust In 1970, Rollo Davidson, a Fellow-e ...

for young

probability theorists Probability is a branch of mathematics and statistics concerning events and numerical descriptions of how likely they are to occur. The probability of an event is a number between 0 and 1; the larger the probability, the more likely an e ...

"for his work across probability, including the analytic and geometric, particularly in the study of random processes associated with graphs". In the same year he also won the Morris L. Levinson Prize of the Weizmann Institute. He was an

invited speaker at the International Congress of Mathematicians An invitation system is a method of encouraging people to join an organization, such as a Club (organization), club or a website. In regular society, it refers to any system whereby new members are chosen; they cannot simply apply. In relation to w ...

in 2010, speaking about "random planar metrics".

Career

Benjamini was a long time collaborator of Oded Schramm. Their joint works included papers on limits of

planar graph In graph theory, a planar graph is a graph (discrete mathematics), graph that can be graph embedding, embedded in the plane (geometry), plane, i.e., it can be drawn on the plane in such a way that its edges intersect only at their endpoints. ...

s, noise sensitivity of

Boolean function In mathematics, a Boolean function is a function whose arguments and result assume values from a two-element set (usually , or ). Alternative names are switching function, used especially in older computer science literature, and truth functi ...

s and first passage percolation. With Olle Häggström, Benjamini edited the selected works of Oded Schramm. Benjamini has also made contributions to the study of the Biham–Middleton–Levine traffic model and isoperimetric inequalities on

Riemannian manifold In differential geometry, a Riemannian manifold is a geometric space on which many geometric notions such as distance, angles, length, volume, and curvature are defined. Euclidean space, the N-sphere, n-sphere, hyperbolic space, and smooth surf ...

Selected publications

References

External links

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{{DEFAULTSORT:Benjamini, Itai Year of birth missing (living people) Living people Israeli mathematicians Hebrew University of Jerusalem alumni Academic staff of Weizmann Institute of Science Probability theorists Cellular automatists